CB185-40 The Eaton CB185-40 is a 40A, 48VDC automotive circuit breaker with a thermal trip type and push-to-reset actuator. It features panel mounting for easy integration.
Mfr Part #:

CB185-40

Mfr Name: Eaton - Electronics Division
Eaton - Electronics Division
The Eaton CB185-40 is a 40A, 48VDC automotive circuit breaker with a thermal trip type and push-to-reset actuator. It features panel mounting for easy integration.
Stock on Request
$ Price Range: $0.99

CB185-40 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Breaker Type
Connection Type
Current Rating
Current Rating (Amps)
Dimensions
Mounting Type
Number of Poles
Storage Temperature
Tape & Reel
Type
Voltage Rating

CB185-40 Description

Short technical summary and product information.

The Eaton CB185-40 is a single-pole automotive circuit breaker designed for reliable protection in demanding environments. It offers a 40A current rating and operates at up to 48V DC, making it suitable for various vehicle applications.

 

This circuit breaker features a thermal trip mechanism for overcurrent protection and a convenient push-to-reset actuator. Its Type III Switchable High Amp Waterproof design ensures durability and performance in challenging conditions. The panel mount configuration allows for straightforward installation in automotive, RV, truck, bus, and marine applications.

 

With an interrupt rating of 3 kAIC, the CB185-40 provides robust protection against short circuits. It complies with SAE J1117 for ignition protection, making it suitable for battery charger systems and DC audio systems. The connection type is a 1/4-35 stud, facilitating secure electrical connections.

CB185-40 Quick Information

Product Type: Automotive Circuit Breaker
Canonical Name: Eaton CB185-40 Automotive Circuit Breaker
Subcategory: Automotive Circuit Breaker

CB185-40 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

CB185-40 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

CB185-40 Features

  • 40A current rating at 48VDC.
  • Thermal trip type for protection.
  • Push-to-reset actuator.
  • Panel mount design.
  • Waterproof construction.

CB185-40 Applications

  • Ideal for on-road vehicles.
  • Suitable for RV applications.
  • Used in truck and bus systems.
  • Applicable for marine use.
  • Designed for DC audio systems.

CB185-40 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the CB185-40 circuit breaker?

The CB185-40 circuit breaker has a current rating of 40A.

What is the voltage rating for the CB185-40?

The voltage rating for the CB185-40 is 48 VDC.

What type of trip mechanism does the CB185-40 use?

The CB185-40 uses a thermal trip mechanism.

How is the CB185-40 circuit breaker mounted?

The CB185-40 circuit breaker is designed for panel mounting.

What are the applications for the CB185-40 automotive circuit breaker?

The CB185-40 is designed for on-road vehicles, RVs, trucks, buses, and marine applications, including battery charger systems and DC audio systems.

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