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Carling Technologies CMB20311C3NBA Thermal Circuit Breaker

The CMB series single-pole compact push-to-reset thermal circuit breaker is designed to protect electronic equipment. Featuring a simple and precise design with few moving parts, it provides highly reliable circuit protection with excellent resistance to shock and vibration. The breaker maintains a consistent trip point across temperatures from -10°C to +60°C. It offers a dielectric strength of 2500VAC for 1 minute, an interrupting capacity of 2500A at 32VDC, and an insulation resistance of 100MΩ. Suitable for various applications including consumer electronics, logistics, defense, military & aerospace, power management, medical devices, audio systems, commercial, and communications and networking.

Authorized Distributors
Source:DigiKey
Part No:CMB20311C3NBA
Stock:0
Inv Date:06-06-2026
Price: Unit price: $6.17
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Part No:CMB-203-11C3N-B-A
Stock:1
Inv Date:06-07-2026
Price: Unit price: $6.11
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Part No:CMB-203-11C3N-B-A
Stock:0
Inv Date:06-06-2026
Price: Unit price: $3.25
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Part No:CMB-203-11C3N-B-A
Stock:0
Inv Date:06-06-2026
Price: Unit price: $3.85
Buy/RFQ:
Part No:CMB-203-11C3N-B-A
Stock:0
Inv Date:06-06-2026
Price: Unit price: $3.85
Buy/RFQ:

Carling Technologies CMB20311C3NBA Thermal Circuit Breaker Specifications:

  • Trip Temperature Range: -10°C to +60°C
  • Dielectric Strength: 2500VAC for 1 minute
  • Interrupting Capacity: 2500A at 32VDC
  • Insulation Resistance: 100MΩ
  • Operating Temperature Max: 60°C
  • Voltage Ratings: 125-250VAC, 32VDC
  • Physical Type: Single pole, push-to-reset
  • Material: Metal, plastic
  • Certifications: UL, cUL, CSA, TUV, CE, UL1500/ISO8846 for ignition protection/marine

Buy the Buy Carling Circuit Breakers Part Number CMB20311C3NBA Online

Secure your electronic devices with Carling’s thermal circuit breaker CMB20311C3NBA. Its reliable push-to-reset mechanism ensures safety against overloads and faults. Designed for durability and high resistance to shock and vibration, this device provides rapid protection with a dielectric strength of 2500VAC for 1 minute. It supports various voltage ratings from 125VAC to 250VAC and 32VDC, making it versatile for industrial, medical, and electronic equipment. Purchase online to ensure fast delivery and professional-grade circuit protection.

Buy Carling circuit protection devices CMB20311C3NBA now and experience unmatched reliability and performance for industrial and electronic applications.

Frequently Asked Questions

Where can I buy Carling Technologies CMB20311C3NBA?

You can click on the BUY or RFQ button to purchase CMB20311C3NBA from an authorized Carling Technologies distributor.

How do I troubleshoot issues or seek technical support for part CMB20311C3NBA?

You can download the CMB20311C3NBA datasheet or visit the Carling Technologies website for support.

Who is the manufacturer of CMB20311C3NBA?

Carling Technologies

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