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IDEC Corporation RH3BUDC12V Power Relay

The RH3B-UDC12V is a compact power relay featuring silver cadmium oxide contacts to reduce voltage arcing. It has a 3PDT contact configuration and blade plug-in terminals. The relay offers a high switching capacity of 10A, with a small size that helps save space. Its contact resistance is rated at a maximum of 50 milliohms. The relay has a maximum operating and release time of 25 milliseconds. Power consumption is approximately 2VA at 50Hz or 1.7VA at 60Hz AC, and 1.5W DC. It provides a minimum insulation resistance of 100 megaohms and a dielectric strength of 2000VAC between contact and coil. The mechanical life exceeds 50 million operations, and the electrical life exceeds 200,000 operations at 120VAC/10A. Suitable for industrial applications.

Authorized Distributors
Source:DigiKey
Part No:RH3B-UDC12V
Stock:16
Inv Date:06-10-2026
Price: Unit price: $15.93
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Part No:RH3B-UDC12V
Stock:0
Inv Date:06-11-2026
Price: Unit price: $15.93
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Part No:RH3B-UDC12V
Stock:0
Inv Date:06-10-2026
Price: Unit price: $16.82
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Part No:RH3B-UDC12V
Stock:19
Inv Date:06-10-2026
Price: Unit price: $15.02
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Part No:RH3B-UDC12V
Stock:19
Inv Date:06-10-2026
Price: Unit price: $15.02
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Part No:RH3B-UDC12V
Stock:3
Inv Date:06-10-2026
Price: Unit price: $16.63
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IDEC Corporation RH3BUDC12V Power Relay Specifications:

  • Contact Material: Silver Cadmium Oxide
  • Contact Resistance: 50 mΩ maximum
  • Operating Time: 25 ms maximum
  • Release Time: 25 ms maximum
  • Power Consumption: 2 VA at 50Hz AC, 1.7 VA at 60Hz AC, 1.5W DC
  • Insulation Resistance: 100 MΩ minimum (500V DC megger)
  • Dielectric Strength: 2000 VAC for 1 minute between contact and coil
  • Mechanical Life: Over 50 million operations
  • Electrical Life: Over 200,000 operations at 120VAC/10A
  • Maximum Contact Capacity: 10A
  • Operating Temperature: -25°C to +70°C
  • Vibration Resistance: 10 to 55Hz, amplitude 0.5mm
  • Shock Resistance: 20G (SPOT), 10G (DPDT)
  • Weight: Approx. 50 g

Buy the Buy IDEC RH3B-UDC12V Power Relay Part Number RH3B-UDC12V Online

Purchase the IDEC RH3B-UDC12V power relay online today to ensure reliable switching in industrial automation systems. This relay features silver cadmium oxide contacts, a high capacity of 10A, and a small footprint that saves space. Its durable design guarantees over 50 million mechanical operations and 200,000 electrical operations at 120VAC/10A, making it ideal for demanding environments. Easy to install with blade terminals, it provides excellent insulation and dielectric strength, ensuring safe and stable operation in various industrial applications. Order now for speedy delivery.

Get IDEC RH3B-UDC12V today—built for industrial automation with high durability and a compact design for space-saving solutions.

Frequently Asked Questions

Where can I buy IDEC Corporation RH3BUDC12V?

You can click on the BUY or RFQ button to purchase RH3BUDC12V from an authorized IDEC Corporation distributor.

How do I troubleshoot issues or seek technical support for part RH3BUDC12V?

You can download the RH3BUDC12V datasheet or visit the IDEC Corporation website for support.

Who is the manufacturer of RH3BUDC12V?

IDEC Corporation

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