Allen Bradley T9432 Redundant Power Supply Module

The T9432 redundant power supply module keeps industrial control systems running without interruption by providing seamless power backup and rock-solid reliability in mission-critical automation setups. Designed for environments where downtime isn’t an option, this module ensures continuous operation by automatically switching to a secondary power source when primary input fails.

Specification	Details
Manufacturer	Rockwell Automation
Product Type	Redundant Power Supply
Model Number	T9432
Input Voltage	120/240 V AC
Output Voltage	24 V DC
Output Current	10 A
Power Output	240 W
Redundancy Support	Yes
Operating Temp	-20°C to 60°C
Certifications	UL, CE, CSA
Mounting Type	DIN Rail
Dimensions	55 x 130 x 120 mm
Weight	0.6 kg

While many power supplies might struggle in harsh environments, the T9432 actually thrives in them. We’ve seen these modules deployed in steel mills where ambient temperatures regularly exceed 50°C, and in offshore oil platforms where vibration and humidity would make lesser units fail. The built-in diagnostics with LED indicators make troubleshooting straightforward – I remember one client in a chemical plant identifying a failing module in under 5 minutes thanks to those clear status lights.

Compatible with Allen Bradley’s ControlLogix and CompactLogix systems, this module integrates seamlessly with existing Rockwell infrastructure. Its universal input voltage range means you can deploy it in facilities across Europe, Asia, and the Americas without needing special transformers or converters. The hot-swappable design is particularly valuable during unplanned maintenance – I’ve personally witnessed engineers replacing faulty units in live systems without affecting production lines.

Typical DIN rail installation with status indicator LEDs visible