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Carling Technologies MB2B344701A24BC Miniature Circuit Breaker

The Carling Technologies M-Series circuit breakers are designed for applications requiring a compact, space-saving solution. These hydraulic-magnetic circuit breakers offer flexibility with choices including rocker, illuminated rocker, paddle, baton, push-to-reset, push-pull, and Visi-Rocker actuators. They are available with 1 or 2 poles, current ratings from 0.02 to 50 amps, and voltage options of 125/250 VAC or 80 VDC. The M-Series is suitable for telecom, transportation, marine, generator, power supply, and medical equipment applications, meeting MIL-PRF-55629 and MIL STD 202 compliant standards.

Authorized Distributors
Source:DigiKey
Part No:MB2-B-34-470-1-A24-B-C
Stock:0
Inv Date:06-06-2026
Price: Unit price: $53.132
Buy/RFQ:
Source:DigiKey
Part No:MB2B344701A24BC
Stock:0
Inv Date:06-06-2026
Price: Unit price: $53.132
Buy/RFQ:
Part No:MB2-B-34-470-1-A24-B-C
Stock:0
Inv Date:06-07-2026
Price: N/A
Buy/RFQ:
Part No:MB2-B-34-470-1-A24-B-C
Stock:0
Inv Date:06-06-2026
Price: Unit price: $59.68
Buy/RFQ:
Part No:MB2-B-34-470-1-A24-B-C
Stock:14
Inv Date:06-06-2026
Price: Unit price: $37.73
Buy/RFQ:
Part No:MB2-B-34-470-1-A24-B-C
Stock:14
Inv Date:06-06-2026
Price: Unit price: $37.73
Buy/RFQ:

Carling Technologies MB2B344701A24BC Miniature Circuit Breaker Specifications:

  • Operating Temperature: -40° C to +85° C
  • Maximum Voltage: 125/250 VAC, 80 VDC
  • Endurance: 10,000 ON-OFF operations @ 6 per minute
  • Trip Free: Trips on overload, even when actuator is forcibly held
  • Current Ratings: 0.02 to 50 amps in 1 amp increments
  • Auxiliary Switch Rating: SPDT; 7A 250VAC, 7A (Res) 28VDC, 4A (Ind.) 28VDC, 0.25A 80VDC (Res) (silver contacts), 0.1A 125VAC (gold contacts)
  • Insulation Resistance: Minimum of 100 Megohms at 500 VDC
  • Dielectric Strength: UL, CSA 1500V, 50/60 Hz
  • Shock Withstand: 100 Gs, 6ms
  • Vibration Withstand: 0.060” excursion from 10-55 Hz
  • Moisture Resistance: Method 106D
  • Salt Spray Resistance: Method 101
  • Thermal Shock Resistance: Method 107D
  • Resistance per Pole: Values based on Series Trip Circuit Breaker

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Frequently Asked Questions

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You can click on the BUY or RFQ button to purchase MB2B344701A24BC from an authorized Carling Technologies distributor.

How do I troubleshoot issues or seek technical support for part MB2B344701A24BC?

You can download the MB2B344701A24BC datasheet or visit the Carling Technologies website for support.

Who is the manufacturer of MB2B344701A24BC?

Carling Technologies

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