TE Connectivity Potter & Brumfield KUP-5D55-12 Power Relay
The TE Connectivity KUP-5D55-12 (Part Number: 7-1393118-0) is a versatile, high-performance power relay designed for demanding industrial applications. This bracket-mount, enclosed plug-in relay is built to provide reliable switching in environments ranging from vending machines to heavy-duty welding equipment and power generators.
With its SPDT (1 Form C) contact configuration and AgCdO (Silver Cadmium Oxide) contacts, it offers excellent arc resistance and a long electrical life, even under heavy loads.
Key Features
Industrial Durability: Enclosed in a plain case with a bracket mount, making it suitable for panel-mounting in high-vibration or dirty environments.
Efficient Switching: Features a 10A continuous current limit and a DC coil input, optimized for precision control.
Quick Installation: Equipped with 0.187-inch (4.75mm) quick-connect terminals for fast and secure wiring.
High Safety Standards: Includes a Class B coil insulation system and high dielectric strength (2200Vrms between contacts and coil) to ensure operator and equipment safety.
Reliable Endurance: Rated for up to 10 million mechanical operations, ensuring long-term service with minimal maintenance.
Technical Specifications
| Feature | Details |
| Brand | TE Connectivity / Potter & Brumfield |
| Model | KUP-5D55-12 |
| Contact Configuration | SPDT (1 Form C) |
| Coil Voltage | 12VDC |
| Contact Current Rating | 10A |
| Contact Material | AgCdO (Silver Cadmium Oxide) |
| Mounting Type | Bracket Mount / Panel Mount |
| Terminal Type | Quick Connect (0.187″) |
| Operating Temp Range | -45°C to 70°C |
Application Use Cases
This relay’s robust construction makes it a “must-have” for several professional sectors:
Vending Machines: For reliable motor and heater control.
Welding Equipment: Capable of handling the high-surge currents common in welding power supplies.
Power Generators: Ideal for control circuits and automatic transfer switches.
Tool & Die Equipment: Reliable performance in heavy industrial automation.
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