



The ABB 81ET03 power supply module is a high-performance, reliable solution designed to deliver consistent 24V DC power for industrial automation and control systems. With a robust design and advanced protection features, the 81ET03 ensures the smooth operation of critical components such as PLCs, actuators, sensors, and other automation devices. Engineered for high efficiency and flexibility, the ABB 81ET03 is perfect for applications that demand both high uptime and energy-efficient operation. Whether in general industrial environments or mission-critical systems, the ABB 81ET03 provides the reliability needed to keep operations running smoothly.
Technical Specifications
| Feature | Specification |
|---|---|
| Model | ABB 81ET03 |
| Module Type | Power Supply Module |
| Input Voltage | 24V DC |
| Output Power | 350W |
| Operating Temperature | -20°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Dimensions | 180mm x 120mm x 50mm |
| Weight | 2.0 kg |
| Mounting Type | DIN Rail |
| Efficiency | > 92% |
| Protection | Overload, Short Circuit, Overvoltage Protection |
Recommended Related Models
For higher power or additional features, these ABB models may be suitable alternatives:
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ABB 81ET04 – 500W Power Supply for larger industrial applications
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ABB 81ET05 – Redundant Power Supply designed for failover protection in mission-critical systems
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ABB 81ET06 – Modular Power Supply for scalable automation solutions
For those considering Allen Bradley as an alternative, these models could meet similar needs:
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Allen Bradley 1606-XLS240E – 240W Power Supply ideal for industrial and machine control applications
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Allen Bradley 1606-XLE240 – Compact and efficient power supply designed for space-limited environments
Applications