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Carling Technologies MF1B346151DB7BC Miniature Hydraulic-Magnetic Circuit Breaker

The Carling Technologies M-Series circuit breakers are designed for applications requiring a compact, low-cost solution. These hydraulic-magnetic circuit breakers offer a space-saving design, front panel snap-in mounting, and a vertically mounted parallel pole configuration. Available with various handle actuators and styling options, the M-Series provides flexibility for diverse design requirements. They are suitable for use in telecom, transportation, marine, generator, power supply, and medical equipment applications, and are compliant with several industry standards including MIL-PRF-55629 and MIL STD 202.

Authorized Distributors
Source:DigiKey
Part No:MF1-B-34-615-1-DB7-B-C
Stock:0
Inv Date:06-06-2026
Price: Unit price: $36.39
Buy/RFQ:
Source:DigiKey
Part No:MF1B346151DB7BC
Stock:0
Inv Date:06-06-2026
Price: Unit price: $36.39
Buy/RFQ:
Part No:MF1-B-34-615-1-DB7-B-C
Stock:0
Inv Date:06-07-2026
Price: Unit price: $29.2
Buy/RFQ:
Part No:MF1-B-34-615-1-DB7-B-C
Stock:0
Inv Date:06-06-2026
Price: Unit price: $30.75
Buy/RFQ:
Part No:MF1-B-34-615-1-DB7-B-C
Stock:40
Inv Date:06-06-2026
Price: Unit price: $23.45
Buy/RFQ:
Part No:MF1-B-34-615-1-DB7-B-C
Stock:40
Inv Date:06-06-2026
Price: Unit price: $23.45
Buy/RFQ:

Carling Technologies MF1B346151DB7BC Miniature Hydraulic-Magnetic 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 in the ON position
  • 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 Values: Based on Series Trip Circuit Breaker

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Frequently Asked Questions

Where can I buy Carling Technologies MF1B346151DB7BC?

You can click on the BUY or RFQ button to purchase MF1B346151DB7BC from an authorized Carling Technologies distributor.

How do I troubleshoot issues or seek technical support for part MF1B346151DB7BC?

You can download the MF1B346151DB7BC datasheet or visit the Carling Technologies website for support.

Who is the manufacturer of MF1B346151DB7BC?

Carling Technologies

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