• EMERSON ALCO PS3-W3S Switching Pressure Sensor Controller with PS3-W3 Switch, Pressure Switch, Pressure Sensor Controller, Switching Pressure Sensor Controller, Pressure Switch Controller, Pressure Sensor Controller for Switching - EMERSON
  • EMERSON ALCO PS3-W3S Switching Pressure Sensor Controller with PS3-W3 Switch, Pressure Switch, Pressure Sensor Controller, Switching Pressure Sensor Controller, Pressure Switch Controller, Pressure Sensor Controller for Switching - EMERSON
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EMERSON

EMERSON ALCO PS3-W3S Switching Pressure Sensor Controller with PS3-W3 Switch, Pressure Switch, Pressure Sensor Controller, Switching Pressure Sensor Controller, Pressure Switch Controller, Pressure Sensor Controller for Switching

EMERSON ALCO PS3-W3S Switching Pressure Sensor Controller with PS3-W3 Switch, Pressure Switch, Pressure Sensor Controller, Switching Pressure Sensor Controller, Pressure Switch Controller, Pressure Sensor Controller for Switching

$302.31 USD
$302.31 USD $302.31 USD
İndirim Tükendi
Kargo, ödeme sayfasında hesaplanır.
Condition new
MPN PS3-W3S
accuracy High precision
application Industrial and commercial applications
switching pressure range Wide range
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Description


EMERSON ALCO PS3-W3S Switching Pressure Sensor Controller with PS3-W3 Switch, Pressure Switch, Pressure Sensor Controller, Switching Pressure Sensor Controller, Pressure Switch Controller, Pressure Sensor Controller for Switching

The EMERSON ALCO PS3-W3S Switching Pressure Sensor Controller offers high precision and reliability for industrial pressure control applications.

The EMERSON ALCO PS3-W3S Switching Pressure Sensor Controller is a high-precision device designed for industrial and commercial applications. It features a wide switching pressure range and high accuracy, making it ideal for controlling industrial equipment and systems. The PS3-W3 Switch provides quick and reliable switching between different pressure levels. This controller is perfect for applications requiring precise pressure control in pumps, valves, and other industrial machinery.

The Emerson Alco PS3-W3S is a high-reliability switching pressure sensor controller designed for precision monitoring in commercial refrigeration and HVAC systems. Integrated with the PS3-W3 pressure switch, this unit serves as a critical safety device for high and low-pressure protection. Whether you are sourcing a PS3-W3S replacement for a multi-compressor rack or looking for an industrial pressure switch controller with superior thermal stability, this Emerson component ensures consistent system uptime and mechanical integrity.

Technical Specifications

Parameter Details
Manufacturer / Brand Emerson / Alco Controls
Model Number PS3-W3S (includes PS3-W3 Switch)
Function Switching Pressure Sensor Controller
Reset Type Automatic Reset (Subject to configuration)
Pressure Connection Standard Flare / Solder Connection (Specific to build)
Ingress Protection IP65 (With appropriate cable connector)

Industrial System Protection & Efficiency

The PS3-W3S pressure controller is widely utilized in heat pumps and cold room storage to prevent compressor failure due to rapid pressure fluctuations. Its compact design allows for easy integration into control cabinets and direct mounting on pipework. As a robust industrial pressure switch part, the PS3 series is recognized for its micro-switch reliability and vibration resistance. Utilizing this unit as a repair part ensures your system adheres to strict safety protocols, reducing the risk of environmental contamination and costly hardware damage.

Emerson PS3-W3S Troubleshooting FAQ

  • Compressor won't start after a trip? For PS3-W3S troubleshooting, verify if the pressure has returned to the "cut-in" range. If the system has an automatic reset, ensure the pressure differential is adequate. Refer to the PS3-W3S technical manual to verify the setpoints for your specific refrigerant.
  • Inconsistent switching or chatter? Inspect the electrical connections at the PS3-W3 controller terminals. Excessive vibration in the discharge line can cause premature mechanical wear. Ensure the mounting is stable and refer to the PS3-W3S wiring diagram to confirm there are no loose contacts in the control loop.
  • Fluid or oil leaking from the sensor? This typically indicates a failure of the internal diaphragm or bellows. A leaking pressure sensor controller cannot provide accurate telemetry and poses a safety risk. The unit should be isolated and replaced with a new Emerson PS3-W3S immediately to maintain system vacuum and pressure integrity.

About Koeed Automation

Expert Supply Solutions for Global Industrial Electronics

At Koeed.com, we are professional architects of the industrial electronics supply chain. We specialize in providing high-performance PLCs, HMIs, Servo Motors, Drives, and Converters to ensure that modern manufacturing operations remain efficient, reliable, and future-proof in 2026’s competitive landscape.

🛡️ Certified Quality

We source only 100% authentic industrial hardware from global category leaders. Every component undergoes a rigorous verification process to meet Industry 4.0 reliability standards.

⚙️ Engineering Domain

Our experts provide more than just parts; we offer technical insight. We assist in complex product selection and compatibility audits for both legacy system upgrades and new installations.

🌐 Rapid Global Logistics

Time is money in industrial automation. Our optimized supply network ensures that critical components reach your facility quickly, significantly reducing unplanned downtime and operational loss.

Strategic Global Portfolio: Siemens, Omron, FANUC, Schneider Electric, Mitsubishi, Yaskawa, Allen-Bradley, and other elite industrial brands.

Supporting your vision for a smarter, more efficient industrial future.

Alternative Names


  • PS3-W3 Switching Pressure Sensor Controller
  • PS3-W3 Pressure Switch Controller
  • Pressure Switch PS3-W3 Controller
  • Pressure Sensor PS3-W3 Controller
  • Switching Pressure PS3-W3 Controller

Special Reminder

Important

If you have any questions about product information and prices, please feel free to contact us by email or WhatsApp. We will respond quickly.

  • Business Days Only (Monday through Saturday)
  • It takes up to 10 days from the time of ordering (excluding Saturdays and Sundays) to the time of delivery to your designated location. Worldwide delivery.
  • Within 3 days after placing the order, we will send you photos and videos of the product via email or WhatsApp for confirmation

International shipping - items may be subject to customs processing depending on the item's customs value.
Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:

  • Delays from customs inspection.
  • Import duties and taxes which buyers must pay.
  • Brokerage fees payable at the point of delivery.

Shipping Policy

Global Delivery

We ship to customers all over the world. Our primary logistics providers are DHL, UPS, TNT, FedEx, and EMS.

Processing Time

All orders are processed within 72 hours of purchase. Please note that this applies to business days only.

Shipping Rates & Delivery Estimates

Shipping charges for your order will be calculated and displayed at checkout. Delivery estimates are within 7-14 days. Please note that these shipping times are only estimates and unfortunately, cannot be guaranteed.

Shipment Confirmation & Order Tracking

You will receive a Shipment Confirmation email once your order has shipped containing your tracking number(s). The tracking number will be active within 24 hours.

Customs, Duties, and Taxes

Please note, international shipping services do vary from country to country. To find out the exact services that are available, please put in your full address at checkout. Shipping internationally does mean that you may be required to pay customs and import taxes. All international customers are responsible for the customs rates within their own country. For further information, we recommend contacting your local customs office.

Damages

We take every reasonable precaution to ensure that products are not damaged. If the item is damaged in transit, please immediately contact us. We are not liable for any products damaged or lost during shipping. If you received your order damaged, please contact the shipment carrier to file a claim. Please save all packaging materials and damaged goods before filing a claim.

Force Majeure

When encountering with force majeure, the processing of orders will be delayed. Nevertheless, it is ensured that your order will be processed in a fast manner when weather permits.

Address Verification

Please verify you have the correct shipping address on your order PRIOR to making payment as this is the address we will ship to.

Return Policy

For more information, visit our Return Policy page.

International shipping - items may be subject to customs processing depending on the item's customs value.

Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:
• Delays from customs inspection.
• Import duties and taxes which buyers must pay.
• Brokerage fees payable at the point of delivery.

Contact Us

If you have any questions about your order, please contact us at moritta@koeed.com.

Return Policy

Return and Refund Policy

We want you to be completely satisfied with your purchase on our store. If for any reason you are not entirely satisfied, we're here to help!

Returns

You have a generous 30 calendar days to return an item from the date you received it. To be eligible for a return, ensure the item is in its original, unworn, and unused condition with tags and packaging intact. Retain your receipt or proof of purchase for eligibility. Please note that certain items are non-returnable like perishables, custom products, personal care goods, hazardous materials, flammable liquids, and gases. Reach out for clarifications on specific items.

Return Process

Commence the return process by reaching out to us at moritta@koeed.com. Upon approval, we will furnish you with a return shipping label and detailed instructions for dispatching your package. Unnotified returns will not be accepted.

Damages and Issues

Kindly review your order upon delivery. Notify us promptly if it arrives defective, damaged, or incorrect. We will address the matter swiftly.

Exchanges

Facilitate a swift exchange by returning the original item once approved and making a new purchase.

EU 14-Day Cooling Off Period

EU-bound shipments allow a 14-day cancellation or return period without justification. Conditions mirror standard returns.

Refunds

Upon receiving and inspecting your return, we’ll inform you of the refund status. Approved refunds are automatically processed within 10 business days via the initial payment method. Allow time for financial institutions to finalize the refund. For delays exceeding 15 business days post-approval, contact us at moritta@koeed.com.

Shipping

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Contact Us

If you have any questions on how to return your item to us, feel free to contact us at moritta@koeed.com.

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