Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
ABB CR-U 61 Diode and LED Module
£4.38
Why Choose the ABB CR-U 61 Pluggable LED Module?
The ABB 1SVR405664R0000, also known as the ABB CR-U 61, is a compact pluggable function module designed for ABB CR-U universal relay sockets. This accessory module provides a combination of diode protection and red LED status indication, improving relay monitoring and enhancing the reliability of industrial control systems.
Designed for use with the ABB CR-U interface relay range, the CR-U 61 enables quick installation and replacement through its plug-in design. The integrated LED provides clear visual indication of relay coil operation, while the diode function helps protect the control circuit from reverse polarity effects.
With a rated control supply voltage of 6–24 V AC/DC, the ABB CR-U 61 is suitable for low-voltage automation applications including PLC interfaces, electrical control panels and industrial relay systems.
Key Advantages
- Compatible with ABB CR-U universal relay sockets.
- Integrated red LED status indication for easy monitoring.
- Built-in diode protection for improved circuit reliability.
- Compact plug-in design simplifies installation and maintenance.
- Suitable for industrial automation and control applications.
Key Features
- ABB CR-U series pluggable function module.
- CR-U 61 LED module with red indication.
- Rated control supply voltage: 6–24 V AC/DC.
- Integrated diode and LED indication function.
- Designed for CR-U relay socket systems.
- Tool-free plug-in installation.
Reliable Relay Status Monitoring
The ABB CR-U 61 provides operators and maintenance engineers with a simple visual indication solution for relay circuits. The integrated red LED allows quick identification of relay activation status, helping reduce troubleshooting time in industrial control environments.
As part of the ABB CR-U accessory family, this pluggable module supports efficient relay configuration and improves the functionality of interface relay assemblies used in automation systems.
Typical Applications
- Industrial automation control panels.
- PLC interface relay systems.
- Machine control equipment.
- Electrical switching cabinets.
- Factory automation installations.
- Control and monitoring circuits.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Accessory | |
|---|---|---|
| Coil / Supply Voltage | 12 V AC, 12 V DC, 24 V AC, 24 V DC | |
| Manufacturer | ABB | |
| Series | CR-U | |
| Model | CR-U 61 | |
| Product ID | 1SVR405664R0000 | |
| Product type | Pluggable function module | |
| Function | Interface relay accessory | |
| Sub-function | Pluggable module for universal relay sockets | |
| Indication | Red LED | |
| Protection function | Reverse polarity protection | |
| Rated control supply voltage | 6–24 V AC/DC | |
| Output | None | |
| Width | 34 mm | |
| Height | 24 mm | |
| Depth | 9 mm | |
| Weight | approx. 0.007 kg | |
| HS Code | 85480090 | |
| Country of Manufacture | China |
Frequently Asked Questions
What is the ABB 1SVR405664R0000 used for?
The ABB 1SVR405664R0000 is a CR-U 61 pluggable module used with ABB CR-U relay sockets to provide red LED indication and diode protection.
What voltage does the CR-U 61 support?
The CR-U 61 operates with a rated control supply voltage of 6–24 V AC/DC.
Which relay series is compatible with this module?
The module is designed for ABB CR-U universal relay socket systems.
Does the CR-U 61 provide an output signal?
No. The CR-U 61 is an accessory module that provides indication and protection functions without a separate output signal.
Trusted by Industrial Automation Engineers
ABB CR-U pluggable function modules provide reliable relay accessories for industrial automation, control panels and modern electrical systems.
