new REACH R204-RZL262-170 Uin: 575VAC 2A brake rectifier module

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What Is the REACH R204-RZL262-170 Brake Rectifier Module?

The REACH R204-RZL262-170 is a brake rectifier module that converts AC input into DC output for electromagnetic brake coils on industrial motors. It accepts 575VAC input and delivers up to 2A of rectified DC, providing the fast-responding DC supply that motor brakes need to release at start-up and engage at stop. Mounted inside the motor terminal box, it serves as the critical bridge between AC mains and the DC brake coil.

In short: If your motor brake is not releasing and you have traced the issue to a failed rectifier, this REACH R204-RZL262-170 is a direct replacement, ready to ship from koeed.com.

Technical Specifications

For dimensional drawings and wiring diagrams, contact our support team for available manufacturer documentation.

Typical Installation Scenarios

• Hoist and Crane Motors: DC power for holding brakes that prevent load drift when de-energized
• Conveyor Drive Motors: Brake coil supply for inclined systems where back-driving must be prevented
• Elevator Traction Machines: Powers the electromagnetic brake for floor-level holding
• Machine Tool Spindles: Enables rapid spindle braking for tool change and emergency stops
• Wind Turbine Pitch Drives: Rectifies AC for brake coils in pitch control mechanisms

Frequently Asked Questions

How do I confirm this is the right replacement for my failed rectifier?

Verify three things on your old unit: (1) input voltage must be 575VAC, (2) output current should be 2A or matching your brake coil, and (3) the physical terminal layout. If the original is marked R204-RZL262-170, it is a direct drop-in replacement. Send us a photo of your failed unit if the markings are worn.

What are the signs of a failing brake rectifier?

The brake fails to release when power is applied, releases intermittently or with a delay, visible burn marks or discoloration on the module, or a burning smell from the motor terminal box. A multimeter test showing an open or shorted brake coil often traces back to a rectifier that has sent incorrect voltage to the coil.

Do I need an electrician to install this rectifier?

Yes. This device handles 575VAC, a lethal potential. Only a qualified industrial electrician should perform the replacement, with power fully locked out and tagged out before opening the terminal box. The terminal markings are straightforward, but the voltage level demands proper safety procedures.

What is the expected service life of this brake rectifier?

Under rated conditions 5-10 years is typical. Premature failures are usually caused by overvoltage transients, excessive ambient temperature, poor ventilation in the terminal box, or a degrading brake coil that pulls excessive current. Regular inspection of terminal tightness and heat signs extends service life.

About koeed - Industrial Component Supply Worldwide

koeed.com is a trusted source for industrial automation and power components serving maintenance departments, OEMs, and system integrators globally. Our catalog covers motor controls and drives, CNC components, PLCs and HMIs, and specialized parts like brake rectifiers that keep equipment running.

Every component is genuine and sourced through authorized channels. When a failed rectifier shuts down your line, we move fast.

Why Maintenance Teams Choose koeed

• Hard-to-Find Parts: Obsolete or long-lead components sourced through our global network
• Urgent Orders Prioritized: Downtime costs money - we process rush orders with priority
• Pre-Ship Verification: Share your motor specs and we verify rectifier compatibility before shipping
• Reliable Global Logistics: Full tracking on every shipment to over 100 countries

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