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Carling Technologies MS1B1462031BBAA Hydraulic-Magnetic Circuit Breaker

The CARLING TECHNOLOGIES MS1-B-14-620-3-1BB-A-A hydraulic-magnetic circuit breaker is a compact and rugged solution for critical applications. Designed to meet IP68 requirements and MILPRF-39019F ingress protection, this breaker is ideal for military applications, communication equipment, vehicles, generators, and power supplies. It offers ratings from 0.02 to 30 amps, up to 240VAC/65VDC and 3,000 amps max IC, ensuring reliable performance in demanding environments. The breaker's design features include terminal barriers meeting UL 1077 spacing requirements and an optional auxiliary switch for breaker status indication.

Authorized Distributors
Source:DigiKey
Part No:MS1-B-14-620-3-1BB-A-A
Stock:0
Inv Date:06-06-2026
Price: Unit price: $79.363
Buy/RFQ:
Source:DigiKey
Part No:MS1B1462031BBAA
Stock:0
Inv Date:06-06-2026
Price: Unit price: $79.363
Buy/RFQ:
Part No:MS1-B-14-620-3-1BB-A-A
Stock:3
Inv Date:06-07-2026
Price: Unit price: $101.07
Buy/RFQ:
Part No:MS1-B-14-620-3-1BB-A-A
Stock:0
Inv Date:06-06-2026
Price: Unit price: $101.71
Buy/RFQ:
Part No:MS1-B-14-620-3-1BB-A-A
Stock:0
Inv Date:06-06-2026
Price: Unit price: $121.86
Buy/RFQ:
Part No:MS1-B-14-620-3-1BB-A-A
Stock:0
Inv Date:06-06-2026
Price: Unit price: $121.86
Buy/RFQ:

Carling Technologies MS1B1462031BBAA Hydraulic-Magnetic Circuit Breaker Specifications:

  • Series: MS
  • Actuator: Sealed Toggle
  • Poles: 1-3
  • Circuit A: Switch Only (no coil)
  • Frequency & Delay: DC, 50/60Hz Short
  • Terminal: Push-On 0.250 Tab (QC)
  • Actuator & Marking Color: Dull Metallic
  • Front Panel Hardware: No Outer Panel Hardware
  • Legend Plate: No Legend Plate
  • Current Rating: 0.02 - 30 Amps
  • Voltage Ratings: 65VDC, 240VAC, 120/240VAC
  • Short Circuit Rating: See Table A
  • Auxiliary Switch Rating: 5A @ 125VAC, 3A @ 32VDC, .1A @ 125VAC, 32VDC
  • Number of Poles: 1-3 poles
  • Weight: Approximately 1.8 oz (50 G) per pole
  • Agency Certification: UL Standard 1077 cRUus Standard C22.2 TUV Certified
  • Operating Temperature: -40°C to +85°C
  • Ingress Protection: MIL-PRF-55629C when mounted in panel

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Carling Technologies

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