#B4-15 Thermal Circuit Breaker | Circuit Breakers

B4-15

Circuit Breaker Thermal Release

NSN 5925-00-494-2874

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
004942874

Product Technical Spec.

Body Material:
Brass
Overall Length:
1.875 inches
Overall Height:
0.562 inches
Overall Width:
1.000 inches
Mounting Configuration:
Mounted by two 3/16 in. Diameter holes on 1-3/8 in. Mtg centers
Overload Rating In Amps:
3.480
Integral Heating Element:
Included
NSN:
5925-00-494-2874
Item Name:
Circuit Breaker,thermal
Cage Code:
56365

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
B 4.15
Cage Code:
14280
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
B4-15A
Cage Code:
34895
RNCC:
5
RNVC:
2
RNAAC:
TA
Status:
A
MSDS:
SADC:
Part Number:
B4-15
Cage Code:
51918
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
747S40B4-15
Cage Code:
56365
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

  We Guarantee with Every Order

  •   100% Genuine Manufacturers Parts
  •   Every Product thoroughly Inspected
  •   Sales Record Retention of 7 years
  •   Fast Delivery
  •   HAZMAT Certified
  •   Global Shipping

Pricing & Availability

Submit this form for current pricing and availability quote on part number b4-15 and/or cross reference parts.
Part / NSN:
Qty:
Your Email:
Phone:
Ref. / PO #:
Company:

We do not share or sell your information to anyone.
Privacy | Terms

Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breaker Thermal Releases
------------ P/N B4-15

New Products Recently updated in circuit breakers

  • 27-10388-1 circuit breaker
    NSN 5925-00-166-3440

    Multipole-single actuator type body style, 0.250 inches bushing length, 1.312 inches body length, 2.140 inches body width, 2.156 inches body height

  • 1536-007-10 circuit breaker
    NSN 5925-00-166-3440

    Multipole-single actuator type body style, 0.250 inches bushing length, 1.312 inches body length, 2.140 inches body width, 2.156 inches body height

  • 314C920G21 circuit breaker
    NSN 5925-00-165-8693

    3 pole quantity, 150.0 amperes ac all locations maximum continuous load current rating per pole, 600.0 ac all locations operating voltage type and rating per pole in volts

  • KA3150 circuit breaker
    NSN 5925-00-165-8693

    3 pole quantity, 150.0 amperes ac all locations maximum continuous load current rating per pole, 600.0 ac all locations operating voltage type and rating per pole in volts

  • 504C336G21 circuit breaker
    NSN 5925-00-165-8693

    3 pole quantity, 150.0 amperes ac all locations maximum continuous load current rating per pole, 600.0 ac all locations operating voltage type and rating per pole in volts

  • BAB1015 circuit breaker
    NSN 5925-00-165-8694

    1 pole quantity, 15.0 amperes ac single location maximum continuous load current rating per pole, 240.0 ac single location operating voltage type and rating per pole in volts


Best-Selling Products A collection of our most popular products

Last Updated: 08/14/2025