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IDEC Corporation RH1BULAC120V Power Relay

The RH1B-ULAC120V is a compact, general-purpose power relay with an AC coil suitable for various applications. It features SPDT silver-oxide contacts with an indicator, blade terminal connections, and options for solder or plug-in mounting. This miniature relay offers high capacity, low contact resistance of 50 milliohms, and a wide operating temperature range from -25°C to 70°C, making it ideal for industrial environments.

Authorized Distributors
Source:Newark
Part No:RH1B-ULAC120V
Stock:218
Inv Date:06-11-2026
Price: Unit price: $16.93
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Source:DigiKey
Part No:RH1B-ULAC120V
Stock:594
Inv Date:06-11-2026
Price: Unit price: $15.55
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Part No:RH1B-ULAC120V
Stock:110
Inv Date:06-12-2026
Price: Unit price: $15.37
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Part No:RH1B-ULAC120V
Stock:1195
Inv Date:06-11-2026
Price: Unit price: $17.22
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Part No:RH1B-ULAC120V
Stock:159
Inv Date:06-11-2026
Price: Unit price: $14.41
Buy/RFQ:
Part No:RH1B-ULAC120V
Stock:159
Inv Date:06-11-2026
Price: Unit price: $14.41
Buy/RFQ:
Part No:RH1B-ULAC120V
Stock:44
Inv Date:06-11-2026
Price: Unit price: $16.9
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IDEC Corporation RH1BULAC120V Power Relay Specifications:

  • Contact Material: Silver cadmium oxide
  • Contact Resistance: 50m maximum
  • Operation Time: 25ms maximum
  • Release Time: approximately 25ms maximum
  • Insulation Resistance: 100MΩ minimum (500V DC megger)
  • Dielectric Strength: 2000V AC, 1 minute between live and dead parts
  • Electrical Life: 1,800 operations/hour maximum
  • Mechanical Life: 50,000,000 operations minimum
  • Operating Temperature: -25°C to +70°C (no freezing)
  • Operating Humidity: 45 to 85% RH (no condensation)
  • Coil Voltage: 120V AC
  • Weight: Approx. 24g

Buy the IDEC Series RH Series Power Relay: RH1BULAC120V

Purchase the IDEC RH1BULAC120V power relay online today and benefit from its compact size, reliable SPDT contacts, LED indicator, and versatile mounting options. Designed for industrial environments, this relay ensures long-lasting performance with low contact resistance and high durability. Perfect for automation systems requiring stable switching, it supports wide temperature ranges from -25°C to 70°C. Enjoy fast, secure ordering with prompt delivery and excellent after-sales support to optimize your automation projects.

Buy IDEC RH1BULAC120V now and experience unmatched reliability and high-capacity industrial switching performance.

Frequently Asked Questions

Where can I buy IDEC Corporation RH1BULAC120V?

You can click on the BUY or RFQ button to purchase RH1BULAC120V from an authorized IDEC Corporation distributor.

How do I troubleshoot issues or seek technical support for part RH1BULAC120V?

You can download the RH1BULAC120V datasheet or visit the IDEC Corporation website for support.

Who is the manufacturer of RH1BULAC120V?

IDEC Corporation

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