{"product_id":"new-johnson-controls-f61kb-11c-water-flow-switch","title":"Johnson Controls F61KB-11C Water Flow Switch","description":"\u003cstyle\u003e\n  body { font-family: Arial, Helvetica, sans-serif; color: #333333; background-color: #ffffff; }\n\u003c\/style\u003e\n\n\u003ch1 style=\"font-family:Arial, Helvetica, sans-serif; color:#111111; font-size:28px; line-height:36px; margin:0 0 8px 0;\"\u003e\n  Johnson Controls F61KB-11C Water Flow Switch — Paddle \/ Pressure-Differential, HVAC Chilled \u0026amp; Hot Water Proving\n\u003c\/h1\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#0056B3; font-size:14px; line-height:22px; letter-spacing:1px; text-transform:uppercase; margin:0 0 24px 0;\"\u003e\n  Johnson Controls · F61 Series · Paddle Flow Switch · In stock\n\u003c\/p\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:16px; line-height:26px; margin:0 0 16px 0;\"\u003e\n  The \u003cstrong\u003eJohnson Controls F61KB-11C\u003c\/strong\u003e is a paddle-type, pressure-differential \u003ca href=\"\/hi\/collections\/hvac-building-automation\" style=\"color:#0056B3; text-decoration:underline;\"\u003eHVAC water flow switch\u003c\/a\u003e from the F61 series, used to prove flow in chilled water, hot water, condenser water, and boiler distribution loops. With its 1-1\/4\" to 6\" pipe coverage, SPDT 5 A \/ 250 VAC contact, and NEMA 1 enclosure, it is a long-standing workhorse in commercial and industrial \u003ca href=\"\/hi\/collections\/factory-automation\" style=\"color:#0056B3; text-decoration:underline;\"\u003ebuilding automation\u003c\/a\u003e retrofits and new BAS builds.\n\u003c\/p\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:16px; line-height:26px; margin:0 0 16px 0;\"\u003e\n  KOEED stocks the F61KB-11C alongside legacy Johnson Controls F61 spare switches and cross-vendor replacements from \u003ca href=\"\/hi\/collections\/allen-bradley\" style=\"color:#0056B3; text-decoration:underline;\"\u003eAllen-Bradley\u003c\/a\u003e, \u003ca href=\"\/hi\/collections\/siemens\" style=\"color:#0056B3; text-decoration:underline;\"\u003eSiemens\u003c\/a\u003e, \u003ca href=\"\/hi\/collections\/mitsubishi\" style=\"color:#0056B3; text-decoration:underline;\"\u003eMitsubishi\u003c\/a\u003e, \u003ca href=\"\/hi\/collections\/omron\" style=\"color:#0056B3; text-decoration:underline;\"\u003eOmron\u003c\/a\u003e, \u003ca href=\"\/hi\/collections\/fanuc\" style=\"color:#0056B3; text-decoration:underline;\"\u003eFanuc\u003c\/a\u003e, \u003ca href=\"\/hi\/collections\/schneider\" style=\"color:#0056B3; text-decoration:underline;\"\u003eSchneider\u003c\/a\u003e, \u003ca href=\"\/hi\/collections\/yaskawa\" style=\"color:#0056B3; text-decoration:underline;\"\u003eYaskawa\u003c\/a\u003e, \u003ca href=\"\/hi\/collections\/panasonic\" style=\"color:#0056B3; text-decoration:underline;\"\u003ePanasonic\u003c\/a\u003e, and \u003ca href=\"\/hi\/collections\/keyence\" style=\"color:#0056B3; text-decoration:underline;\"\u003eKEYENCE\u003c\/a\u003e, so a maintenance team can rebuild a chilled-water plant from a single BOM.\n\u003c\/p\u003e\n\n\u003c!-- ============ H2 #1 ============ --\u003e\n\u003ch2 style=\"font-family:Arial, Helvetica, sans-serif; color:#111111; font-size:22px; line-height:30px; margin:32px 0 16px 0;\"\u003e\n  Key Technical Specifications \/ Overview\n\u003c\/h2\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0;\"\u003e\n  The F61KB-11C is part of Johnson Controls’ F61 series of paddle \/ pressure-differential water flow switches. The “B-11C” suffix indicates a specific pipe-size range and factory calibration setpoint, making it a drop-in replacement for the original F61KB-11C in retrofit jobs and a standardized model for new HVAC plant designs where flow-proving interlocks are required.\n\u003c\/p\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; border:1px solid #eeeeee; font-family:Arial, Helvetica, sans-serif; font-size:14px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eBrand\u003c\/td\u003e\n      \u003ctd style=\"background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eJohnson Controls (US)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eSeries\u003c\/td\u003e\n      \u003ctd style=\"background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eF61 series — paddle \/ pressure-differential water flow switches\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003ePart Number\u003c\/td\u003e\n      \u003ctd style=\"background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eF61KB-11C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eSwitch Type\u003c\/td\u003e\n      \u003ctd style=\"background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003ePaddle-type, pressure-differential, SPDT (single-pole double-throw)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003ePipe Size Coverage\u003c\/td\u003e\n      \u003ctd style=\"background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003e1-1\/4\" to 6\" (32 mm to 150 mm) — paddle trimmed to pipe diameter\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eContact Rating\u003c\/td\u003e\n      \u003ctd style=\"background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003e5 A at 250 VAC, inductive \/ resistive\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eEnclosure Rating\u003c\/td\u003e\n      \u003ctd style=\"background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eNEMA 1 (indoor), metal housing with conduit entry\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eFluid Compatibility\u003c\/td\u003e\n      \u003ctd style=\"background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eChilled water, hot water, condenser water, glycol mixtures, boiler feedwater\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eCalibration Setpoint\u003c\/td\u003e\n      \u003ctd style=\"background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eFactory-set per “B-11C” suffix; field-adjustable trip point\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eProcess Connection\u003c\/td\u003e\n      \u003ctd style=\"background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003e1\" NPT saddle \/ tee mount; supplied with installation kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eTypical Application\u003c\/td\u003e\n      \u003ctd style=\"background-color:#f4fcfc; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eHVAC \u003ca href=\"\/hi\/collections\/hvac-building-automation\" style=\"color:#0056B3; text-decoration:underline;\"\u003ebuilding automation\u003c\/a\u003e — chilled water \/ hot water \/ condenser water flow proving, boiler flow proving, fan coil \u0026amp; heat pump proving\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:40%; background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#111111; font-weight:bold;\"\u003eStock Status\u003c\/td\u003e\n      \u003ctd style=\"background-color:#fafafa; padding:12px 16px; border:1px solid #eeeeee; color:#333333;\"\u003eIn stock — quote within 24 hours at \u003ca href=\"mailto:Moritta@KOEED.COM\" style=\"color:#16c8c8; text-decoration:underline; font-weight:bold;\"\u003eMoritta@KOEED.COM\u003c\/a\u003e\n\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- ============ H2 #2 ============ --\u003e\n\u003ch2 style=\"font-family:Arial, Helvetica, sans-serif; color:#111111; font-size:22px; line-height:30px; margin:32px 0 16px 0;\"\u003e\n  Application Scenarios \/ Where It Fits\n\u003c\/h2\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 12px 0;\"\u003e\n  The F61KB-11C is a versatile HVAC-side flow-proving device. It is engineered to interlock a pump, chiller, boiler, or air-handling unit with proof of real water flow — so a chiller will not run dry, a boiler will not fire on no flow, and a chilled-beam or fan-coil circuit will not ice up. Typical deployment sites include:\n\u003c\/p\u003e\n\n\u003cul style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0; padding-left:20px;\"\u003e\n  \u003cli\u003eChilled water distribution pump proving in central plants and chiller rooms\u003c\/li\u003e\n  \u003cli\u003eHot water boiler flow proving and low-fire interlock on hydronic heating\u003c\/li\u003e\n  \u003cli\u003eCondenser water flow switch on water-cooled chillers and cooling towers\u003c\/li\u003e\n  \u003cli\u003eMakeup water flow monitoring on closed hydronic loops\u003c\/li\u003e\n  \u003cli\u003eChilled-beam, fan-coil unit and heat-pump flow proving\u003c\/li\u003e\n  \u003cli\u003ePlant-wide retrofits where a legacy Johnson Controls F61 is being replaced without re-engineering the BAS sequence\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0;\"\u003e\n  In multi-vendor plants, F61KB-11C units are commonly wired into \u003ca href=\"\/hi\/collections\/allen-bradley\" style=\"color:#0056B3; text-decoration:underline;\"\u003eAllen-Bradley\u003c\/a\u003e CompactLogix or ControlLogix racks, \u003ca href=\"\/hi\/collections\/siemens\" style=\"color:#0056B3; text-decoration:underline;\"\u003eSiemens\u003c\/a\u003e S7-1200 \/ S7-1500 systems, \u003ca href=\"\/hi\/collections\/schneider\" style=\"color:#0056B3; text-decoration:underline;\"\u003eSchneider\u003c\/a\u003e Modicon M340 \/ M580, or a Johnson Controls Metasys \/ Facility Explorer BAS. KOEED keeps the matching digital I\/O, power supplies, and \u003ca href=\"\/hi\/pages\/plc-analog-calculator\" style=\"color:#0056B3; text-decoration:underline;\"\u003esignal-conditioning\u003c\/a\u003e parts in stock so the flow switch and its host controller can ship on a single BOM.\n\u003c\/p\u003e\n\n\u003c!-- ============ H2 #3 ============ --\u003e\n\u003ch2 style=\"font-family:Arial, Helvetica, sans-serif; color:#111111; font-size:22px; line-height:30px; margin:32px 0 16px 0;\"\u003e\n  Integration \u0026amp; Wiring Notes\n\u003c\/h2\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 12px 0;\"\u003e\n  The F61KB-11C is a passive, dry-contact device — it does not require 24 V power to operate. The SPDT contact is wired to the digital input of a BAS controller, a PLC, or a relay coil using the three terminals below.\n\u003c\/p\u003e\n\n\u003cul style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0; padding-left:20px;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommon (C):\u003c\/strong\u003e shared terminal for both poles of the SPDT contact.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormally Open (NO):\u003c\/strong\u003e closes when flow is above the calibrated setpoint — wire this to a “flow proven” digital input on the controller.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormally Closed (NC):\u003c\/strong\u003e opens on flow — useful for fail-safe wiring where loss of signal must trigger a plant alarm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConduit entry:\u003c\/strong\u003e NEMA 1 housing accepts standard 1\/2\" conduit; seal per local code to keep condensation out of the switch enclosure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurge protection:\u003c\/strong\u003e for inductive loads (motor contactors, solenoid coils) driven by the same contact, fit an RC snubber or varistor across the coil to extend contact life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0;\"\u003e\n  When the F61KB-11C is feeding a controller from a non-Johnson vendor (for example, an \u003ca href=\"\/hi\/collections\/omron\" style=\"color:#0056B3; text-decoration:underline;\"\u003eOmron\u003c\/a\u003e CP1E, a \u003ca href=\"\/hi\/collections\/mitsubishi\" style=\"color:#0056B3; text-decoration:underline;\"\u003eMitsubishi\u003c\/a\u003e MELSEC, or a \u003ca href=\"\/hi\/collections\/yaskawa\" style=\"color:#0056B3; text-decoration:underline;\"\u003eYaskawa\u003c\/a\u003e MP controller), confirm the digital input module’s wetting voltage and that the F61KB-11C’s 5 A \/ 250 VAC rating is well above the input card’s sink\/source current. Use the KOEED \u003ca href=\"\/hi\/pages\/plc-error-code-lookup\" style=\"color:#0056B3; text-decoration:underline;\"\u003ePLC error code lookup\u003c\/a\u003e tool to verify the right input wiring pattern for each platform.\n\u003c\/p\u003e\n\n\u003c!-- ============ H2 #4 ============ --\u003e\n\u003ch2 style=\"font-family:Arial, Helvetica, sans-serif; color:#111111; font-size:22px; line-height:30px; margin:32px 0 16px 0;\"\u003e\n  Installation \u0026amp; Commissioning Tips\n\u003c\/h2\u003e\n\n\u003cul style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0; padding-left:20px;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting orientation:\u003c\/strong\u003e install on a horizontal pipe with the paddle hanging vertically into the flow stream — this is the orientation the factory calibration assumes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStraight-pipe run:\u003c\/strong\u003e keep at least 5 pipe diameters of straight run upstream and 3 diameters downstream of the switch to avoid paddle flutter from turbulence.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePaddle trim:\u003c\/strong\u003e cut the supplied paddle to match the actual pipe diameter; a paddle that is too long will bind, and one that is too short will not produce a clean setpoint trip.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAir bleed:\u003c\/strong\u003e vent air from the piping before energising pumps — trapped air pockets are the #1 cause of false “no flow” trips on a new install.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrip test:\u003c\/strong\u003e during commissioning, drop the pump and confirm the SPDT contact transitions at the calibrated flow setpoint; log the value in your BAS trend for future troubleshooting.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnnual check:\u003c\/strong\u003e inspect the paddle and linkage for scale, biological fouling, or debris — chilled-water loops with poor water treatment will coat the paddle and shift the trip point.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0;\"\u003e\n  For projects that pair a Johnson Controls flow switch with controllers from other vendors, the KOEED \u003ca href=\"\/hi\/pages\/ai-tool\" style=\"color:#0056B3; text-decoration:underline;\"\u003eAI Diagnostic Tool\u003c\/a\u003e can take a nameplate photo and recommend a cross-vendor spare, including compatible F61 family variants and current-production alternatives.\n\u003c\/p\u003e\n\n\u003c!-- ============ H2 #5 ============ --\u003e\n\u003ch2 style=\"font-family:Arial, Helvetica, sans-serif; color:#111111; font-size:22px; line-height:30px; margin:32px 0 16px 0;\"\u003e\n  Procurement, Warranty \u0026amp; Lead Time\n\u003c\/h2\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 12px 0;\"\u003e\n  KOEED sources the Johnson Controls F61KB-11C as a \u003cstrong\u003efactory-sealed, traceable spare\u003c\/strong\u003e for HVAC service trucks, building automation contractors, and plant maintenance teams. The part is held in our Shenzhen \/ Hong Kong warehouse and ships with the following:\n\u003c\/p\u003e\n\n\u003cul style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0; padding-left:20px;\"\u003e\n  \u003cli\u003eSealed-in-box Johnson Controls packaging, calibration label, and installation kit (paddle, gasket, mounting tee).\u003c\/li\u003e\n  \u003cli\u003eWorldwide shipping with DHL \/ FedEx \/ UPS — typical transit 3–7 business days to most regions.\u003c\/li\u003e\n  \u003cli\u003eStandard 12-month warranty against manufacturing defects; warranty terms on the \u003ca href=\"\/hi\/pages\/return-policy\" style=\"color:#0056B3; text-decoration:underline;\"\u003eReturn Policy\u003c\/a\u003e page.\u003c\/li\u003e\n  \u003cli\u003eFull \u003ca href=\"\/hi\/pages\/real-time-sales-list\" style=\"color:#0056B3; text-decoration:underline;\"\u003ereal-time sales records\u003c\/a\u003e for comparable flow switches and related HVAC spares — see recent shipments on our live records page.\u003c\/li\u003e\n  \u003cli\u003eBOM-level quotation: send a multi-line spare-parts list to \u003ca href=\"mailto:Moritta@KOEED.COM?subject=RFQ%20%E2%80%94%20Johnson%20F61KB-11C%20Flow%20Switch\" style=\"color:#16c8c8; text-decoration:underline; font-weight:bold;\"\u003eMoritta@KOEED.COM\u003c\/a\u003e and we will quote the lot within 24 hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0;\"\u003e\n  If you are also re-freshing nearby controllers, drives, or HMI at the same time, ask for a joint quote covering \u003ca href=\"\/hi\/collections\/panasonic\" style=\"color:#0056B3; text-decoration:underline;\"\u003ePanasonic\u003c\/a\u003e HMI panels, \u003ca href=\"\/hi\/collections\/keyence\" style=\"color:#0056B3; text-decoration:underline;\"\u003eKEYENCE\u003c\/a\u003e sensors, or \u003ca href=\"\/hi\/collections\/fanuc\" style=\"color:#0056B3; text-decoration:underline;\"\u003eFanuc\u003c\/a\u003e servo spares. KOEED is a \u003ca href=\"\/hi\/pages\/about-china-sourcing-company\" style=\"color:#0056B3; text-decoration:underline;\"\u003eChina sourcing company\u003c\/a\u003e for industrial automation, and one consolidated shipment usually saves on freight and customs paperwork.\n\u003c\/p\u003e\n\n\u003c!-- ============ Secondary CTA ============ --\u003e\n\u003cdiv style=\"border:1px solid #0056B3; padding:16px 24px; margin:16px 0; text-align:left; font-family:Arial, Helvetica, sans-serif; border-radius:4px;\"\u003e\n  \u003cp style=\"margin:0 0 8px 0; color:#111111; font-size:15px; line-height:22px;\"\u003e\n    Looking for more Johnson Controls F61 family flow switches?\n  \u003c\/p\u003e\n  \u003ca href=\"\/hi\/collections\/johnson-controls\" style=\"display:inline-block; color:#0056B3; padding:6px 18px; text-decoration:none; font-weight:bold; border:1px solid #0056B3; border-radius:4px; font-size:14px;\"\u003e\n    Browse Johnson Controls collection →\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c!-- ============ Tool CTA ============ --\u003e\n\u003cdiv style=\"border:1px solid #eeeeee; background-color:#f4fcfc; padding:16px 24px; margin:16px 0; font-family:Arial, Helvetica, sans-serif; border-radius:4px;\"\u003e\n  \u003cp style=\"margin:0 0 4px 0; color:#111111; font-size:15px; font-weight:bold;\"\u003e\n    \u0026gt; Need to size a flow switch or verify a wiring pattern against your PLC?\n  \u003c\/p\u003e\n  \u003cp style=\"margin:0 0 8px 0; color:#333333; font-size:14px;\"\u003e\n    Try the KOEED free online PLC + HVAC toolset.\n  \u003c\/p\u003e\n  \u003ca href=\"\/hi\/pages\/plc-analog-calculator\" style=\"color:#0056B3; text-decoration:underline; font-weight:bold; font-size:14px;\"\u003e\n    Open PLC Analog Calculator\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c!-- ============ Main CTA ============ --\u003e\n\u003cdiv style=\"background-color:#16c8c8; padding:24px 32px; margin:32px 0; text-align:center; font-family:Arial, Helvetica, sans-serif; border-radius:4px;\"\u003e\n  \u003ch3 style=\"margin:0 0 12px 0; color:#ffffff; font-size:20px; line-height:28px; font-family:Arial, Helvetica, sans-serif;\"\u003e\n    Need this part or a full HVAC \/ BAS BOM?\n  \u003c\/h3\u003e\n  \u003cp style=\"margin:0 0 16px 0; color:#ffffff; font-size:15px; line-height:22px; font-family:Arial, Helvetica, sans-serif;\"\u003e\n    Send your part list to \u003cstrong\u003eMoritta@KOEED.COM\u003c\/strong\u003e and get availability + price within 24 hours.\n  \u003c\/p\u003e\n  \u003ca href=\"mailto:Moritta@KOEED.COM?subject=RFQ%20%E2%80%94%20Johnson%20F61KB-11C%20Flow%20Switch\" style=\"display:inline-block; background-color:#ffffff; color:#0056B3; padding:12px 24px; text-decoration:none; font-weight:bold; border-radius:4px; font-size:15px; font-family:Arial, Helvetica, sans-serif;\"\u003e\n    Request a Quote →\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c!-- ============ Closing inquiry links ============ --\u003e\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:32px 0 16px 0;\"\u003e\n  Prefer a structured form? Use the \u003ca href=\"\/hi\/pages\/request-for-quote\" style=\"color:#0056B3; text-decoration:underline;\"\u003eCreate a Quote\u003c\/a\u003e page, or reach the team via the \u003ca href=\"\/hi\/pages\/contact-us\" style=\"color:#0056B3; text-decoration:underline;\"\u003eContact Us\u003c\/a\u003e page. For a quick cross-reference against other flow switches and HVAC spares, browse our \u003ca href=\"\/hi\/collections\" style=\"color:#0056B3; text-decoration:underline;\"\u003eAll collection\u003c\/a\u003e, the \u003ca href=\"\/hi\/products\/johnson-controls-f61mb-11c\" style=\"color:#0056B3; text-decoration:underline;\"\u003eF61MB-11C water flow switch\u003c\/a\u003e (higher pipe range), and the \u003ca href=\"\/hi\/products\/johnson-controls-f61md-11c\" style=\"color:#0056B3; text-decoration:underline;\"\u003eF61MD-11C water flow switch\u003c\/a\u003e (extended pipe size). The KOEED \u003ca href=\"\/hi\/pages\/about-us\" style=\"color:#0056B3; text-decoration:underline;\"\u003eAbout\u003c\/a\u003e page explains the Shenzhen \/ Hong Kong sourcing operation, and the \u003ca href=\"\/hi\/blogs\/daily-plc-news\" style=\"color:#0056B3; text-decoration:underline;\"\u003eDaily PLC News\u003c\/a\u003e blog tracks vendor announcements that may affect the Johnson Controls F-series lifecycle.\n\u003c\/p\u003e\n\n\u003cp style=\"font-family:Arial, Helvetica, sans-serif; color:#333333; font-size:15px; line-height:24px; margin:0 0 16px 0;\"\u003e\n  All Johnson Controls F61KB-11C units in stock are listed on the live \u003ca href=\"\/hi\/pages\/real-time-sales-list\" style=\"color:#0056B3; text-decoration:underline;\"\u003ereal-time records\u003c\/a\u003e page. To confirm lead time for a specific quantity or to request a calibration certificate, email \u003ca href=\"mailto:Moritta@KOEED.COM?subject=RFQ%20%E2%80%94%20Johnson%20F61KB-11C%20Flow%20Switch\" style=\"color:#16c8c8; text-decoration:underline; font-weight:bold;\"\u003eMoritta@KOEED.COM\u003c\/a\u003e directly. For visual confirmation of the part, see the \u003ca href=\"\/hi\/pages\/our-gallery\" style=\"color:#0056B3; text-decoration:underline;\"\u003eOur Gallery\u003c\/a\u003e photo set.\n\u003c\/p\u003e\n","brand":"JOHNSON","offers":[{"title":"Default Title","offer_id":44225388839097,"sku":"166333087279","price":85.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/8476\/7929\/files\/s-l1600_50c8f35e-13ea-4511-bb5a-8fb354125b79.jpg?v=1716968442","url":"https:\/\/koeed.com\/hi\/products\/new-johnson-controls-f61kb-11c-water-flow-switch","provider":"KOEED","version":"1.0","type":"link"}