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Carling Technologies MT2B146201A23BC Miniature Circuit Breaker

CARLING TECHNOLOGIES M-Series hydraulic-magnetic circuit breakers are designed for high-performance applications requiring a compact, front panel mount design. These breakers offer extensive design flexibility with multiple agency approvals and options for terminals, panel hardware, and actuator styles. Wiping contacts ensure longevity, and the breakers are available in one or two-pole configurations, rated from 0.02 to 50 amps, up to 250VAC/80VDC with a maximum interrupting capacity of 1,000 amps. Typical applications include telecom, transportation, marine, generators, power supplies, medical equipment, and commercial food equipment.

Authorized Distributors
Source:DigiKey
Part No:MT2-B-14-620-1-A23-B-C
Stock:0
Inv Date:06-06-2026
Price: Unit price: $53.236
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Source:DigiKey
Part No:MT2B146201A23BC
Stock:0
Inv Date:06-06-2026
Price: Unit price: $53.236
Buy/RFQ:
Part No:MT2-B-14-620-1-A23-B-C
Stock:0
Inv Date:06-07-2026
Price: Unit price: $70.31
Buy/RFQ:
Part No:MT2-B-14-620-1-A23-B-C
Stock:0
Inv Date:06-06-2026
Price: Unit price: $46.3
Buy/RFQ:
Part No:MT2-B-14-620-1-A23-B-C
Stock:20
Inv Date:06-06-2026
Price: Unit price: $37.81
Buy/RFQ:
Part No:MT2-B-14-620-1-A23-B-C
Stock:20
Inv Date:06-06-2026
Price: Unit price: $37.81
Buy/RFQ:

Carling Technologies MT2B146201A23BC Miniature Circuit Breaker Specifications:

  • Maximum Voltage: 125/250 VAC, 50/60 Hz, 80 VDC
  • Current Ratings: 0.100, 0.250, 0.500, 0.750, 1.00 thru 15.0 amps in 1 amp increments, 18.0, 20.0, 25.0, 30.0
  • Standard Voltage Coils DC: 6V, 12V; AC - 120V
  • 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 for one minute between all electrically isolated terminals
  • Resistance, Impedance Values: based on Series Trip Circuit Breaker
  • Endurance: 10,000 ON-OFF operations @ 6 per minute with rated Current and Voltage
  • Trip Free: All M-Series Circuit Breakers will trip on overload, even when actuator is forcibly held in the ON position
  • Trip Indication: The actuator moves positively to the OFF position when an overload causes the circuit breaker to trip
  • Number of Poles: 1 or 2
  • Internal Circuit Config: Series with or without Auxiliary Switch
  • Switch Only: with or without Auxiliary Switch
  • Weight: Approximately 30 grams/pole
  • Operating Temperature: -40° C to +85° C
  • Shock: Withstands 100 Gs, 6ms, sawtooth while carrying rated current
  • Vibration: Withstands 0.060” excursion from 10-55 Hz, and 10 Gs 55-500 Hz at rated current
  • Moisture Resistance: Method 106D, i.e., ten 24-hour cycles @ + 25°C to +65°C, 80-98% RH
  • Salt Spray: Method 101, Condition A (90-95% RH @ 5% NaCl Solution, 96 hrs)
  • Thermal Shock: Method 107D, Condition A (Five cycles @ -55°C to +25°C to +85°C to +25°C)

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Carling Technologies

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