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IDEC Corporation RH4BUDC12V Miniature Industrial Relay

The RH4B-UDC12V is a general-purpose miniature relay featuring a non-latching coil and 4PDT silver cadmium oxide contacts with quick connect terminals. This relay is designed with a compact size to save space and is suitable for soldering or plug-in mounting applications. It offers high switching capacity, withstands vibration resistance up to 6G, and operates efficiently within a temperature range of -30°C to 70°C. Ideal for industrial applications where reliable switching is required.

Authorized Distributors
Source:Newark
Part No:RH4B-UDC12V
Stock:61
Inv Date:06-11-2026
Price: Unit price: $21.57
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Source:DigiKey
Part No:RH4B-UDC12V
Stock:33
Inv Date:06-11-2026
Price: Unit price: $19.63
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Part No:RH4B-UDC12V
Stock:73
Inv Date:06-12-2026
Price: Unit price: $19.63
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Part No:RH4B-UDC12V
Stock:108
Inv Date:06-11-2026
Price: Unit price: $20.66
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Part No:RH4B-UDC12V
Stock:198
Inv Date:06-11-2026
Price: Unit price: $14.57
Buy/RFQ:
Part No:RH4B-UDC12V
Stock:198
Inv Date:06-11-2026
Price: Unit price: $14.57
Buy/RFQ:
Part No:RH4B-UDC12V
Stock:71
Inv Date:06-11-2026
Price: Unit price: $20.78
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IDEC Corporation RH4BUDC12V Miniature Industrial Relay Specifications:

  • Contact Material: Silver cadmium oxide
  • Contact Resistance: 50m maximum
  • Operation Time: 25ms maximum
  • Release Time: 25ms maximum
  • Insulation Resistance: 100MΩ minimum (500V DC megger)
  • Dielectric Strength: 2,000V AC, 1 minute between live and dead parts
  • Electrical Life: 200,000 operations minimum
  • Mechanical Life: 50,000,000 operations minimum
  • Operating Temperature Range: -30°C to 70°C
  • Vibration Resistance: Up to 6G
  • Weight: 74g
  • Dimensions: Length varies per model, typically around 39.6 mm length including socket, with a width of approximately 41.6 mm
  • Mounting: Soldering or plug-in with quick connect terminals
  • Coil Voltage: 12V DC
  • Power Consumption: 1.5W (approx.)

Buy the Buy IDEC Miniature Relay Part Number RH4BUDC12V Online

Order the IDEC RH4B-UDC12V relay online today and ensure high-performance switching for your industrial applications. This compact relay features durable silver cadmium oxide contacts, a non-latching coil, and versatile mounting options. Ideal for automation systems requiring space-saving solutions, it supports a wide temperature range of -30°C to 70°C, offers excellent vibration resistance up to 6G, and has a long operational life of over 50 million cycles. Secure your reliable industrial control component now and optimize your equipment performance.

Buy IDEC RH4BUDC12V relay now and experience reliable switching capacity, compact design, and high vibration resistance for industrial automation.

Frequently Asked Questions

Where can I buy IDEC Corporation RH4BUDC12V?

You can click on the BUY or RFQ button to purchase RH4BUDC12V from an authorized IDEC Corporation distributor.

How do I troubleshoot issues or seek technical support for part RH4BUDC12V?

You can download the RH4BUDC12V datasheet or visit the IDEC Corporation website for support.

Who is the manufacturer of RH4BUDC12V?

IDEC Corporation

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