myMectronic
myMectronic

A Premier B2B Part Search

Carling Technologies MU2B346151A21BC Miniature Hydraulic Circuit Breaker

The Carling Technologies M-Series circuit breaker is a compact and versatile hydraulic-magnetic circuit protection device. Designed for low-cost applications, it features a space-saving design, front panel snap-in mounting, and a vertically mounted parallel pole configuration. The M-Series offers a wide range of styling options, including rocker, illuminated rocker, paddle, baton, push-to-reset, push-pull, and Visi-Rocker actuators. Suitable for various applications such as telecom/datacom, transportation, marine, generators, power supplies, and medical equipment, the M-Series provides reliable circuit protection with features like trip-free operation and trip indication.

Authorized Distributors
Source:DigiKey
Part No:MU2-B-34-615-1-A21-B-C
Stock:0
Inv Date:06-06-2026
Price: Unit price: $52.843
Buy/RFQ:
Source:DigiKey
Part No:MU2B346151A21BC
Stock:0
Inv Date:06-06-2026
Price: Unit price: $52.843
Buy/RFQ:
Part No:MU2-B-34-615-1-A21-B-C
Stock:7
Inv Date:06-07-2026
Price: Unit price: $69.74
Buy/RFQ:
Part No:MU2-B-34-615-1-A21-B-C
Stock:10
Inv Date:06-06-2026
Price: Unit price: $20.77
Buy/RFQ:
Part No:MU2-B-34-615-1-A21-B-C
Stock:4
Inv Date:06-06-2026
Price: Unit price: $45.36
Buy/RFQ:
Part No:MU2-B-34-615-1-A21-B-C
Stock:4
Inv Date:06-06-2026
Price: Unit price: $45.36
Buy/RFQ:

Carling Technologies MU2B346151A21BC Miniature Hydraulic 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
  • 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
  • Current Ratings: 0.100, 0.250, 0.500, 0.750, 1.00 thru 15.0 in 1 amp increments, 18.0, 20.0, 25.0, 30.0
  • Resistance per Pole Values: See Table
  • Chemical Resistance: Clean with detergents or alcohol only

Buy the MU2-B-34-615-1-A21-B-C CARLING TECHNOLOGIES Miniature Hydraulic Circuit Breaker | myMectronic

Purchase the Carling Technologies MU2-B-34-615-1-A21-B-C circuit breaker securely and efficiently through our online platform.

Buy Now

Frequently Asked Questions

Where can I buy Carling Technologies MU2B346151A21BC?

You can click on the BUY or RFQ button to purchase MU2B346151A21BC from an authorized Carling Technologies distributor.

How do I troubleshoot issues or seek technical support for part MU2B346151A21BC?

You can download the MU2B346151A21BC datasheet or visit the Carling Technologies website for support.

Who is the manufacturer of MU2B346151A21BC?

Carling Technologies

Carling Technologies Part List

Browse and search other Carling Technologies parts, locate datasheets and stock

Sponsored by