BREAKER CIRCUIT ADAPTABLE 5 AMPERES

EARLY MBMBM201CJ2ACJ3A
Manual available
8,77 €
BTW: 1,52 €
SKU:  WOA17333
GTIN (EAN,ISBN): 1.8
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War Dept specs from the original Technical Manual — click to open

Circuit Breaker 5 Ampere

Automatic reset protection

Automatic 5 ampere circuit breaker for protection of electrical circuits in military jeeps and civilian CJ models. This thermal breaker protects against overload and short circuits, and resets automatically after elimination of the fault.

Amperage

5 ampere

Type

Automatic reset

Application

Electrical circuits

System

6 and 12 volt compatible

Features

  • Automatic reset after fault elimination
  • Protection against overload and short circuit
  • Thermal breaker technology
  • Suitable for 6 and 12 volt systems
  • Repro version for restoration projects

★ This circuit breaker provides reliable circuit protection for lighter electrical components such as lighting, horn and other auxiliary equipment. The automatic reset function prevents manual intervention after rectifying a fault.

Application

Suitable as modification for electrical circuits on military jeeps and civilian jeep models. Frequently applied for protection of fuel gauge, horn or auxiliary circuits. Also usable in other 6V and 12V systems for protection of circuits up to 5 ampere.

Installation notes

Mount the circuit breaker in line with the circuit to be protected. Ensure solid mounting and protection against moisture. For multiple circuits, separate breakers can be mounted on a central bracket behind the dashboard. Check after installation that the automatic reset function works correctly.

Compatibility

This 5 ampere breaker is suitable for lighter circuits. For main lighting, military MB/GPW jeeps typically used 15-20 ampere breakers, for horn and fuel gauge often lower values. Check the current draw of your circuit before selecting the correct amperage — too low and the breaker will trip unnecessarily, too high and your circuit remains unprotected.

Historical context

Military jeeps from WWII typically had two or three circuit breakers mounted behind the dashboard, for protection of fuel gauge, horn and lighting. This protection was crucial to prevent fire hazards in field conditions.

This description was generated automatically. Unsure about fitment? Contact us at info@willys.be.

⚠ Spotted an error in this description? Report it to info@willys.be

Restoration part — not a ready-to-fit product

This part is intended for the restoration of historic military vehicles. Fitting, aligning, deburring or reworking is part of that work and is inherent to the nature of these goods. Dimensional variation also exists between original vehicles.

Installation requires technical knowledge of the vehicle. Unsure whether this part suits your version? Ask us before purchase at info@willys.be.

COMPATIBLE_MODELS EARLY MB, MB, M201, CJ2A, CJ3A
ALL_CATEGORIES : ELECTRIC BODY CJ2A, ELECTRIC BODY CJ3A, ELECTRIC BODY CJ3B

This part fits:

ModelYears
Military jeeps
Willys MB (early)1941, 1942
Willys MB1942, 1943, 1944, 1945
Hotchkiss M2011956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966
CJ series
Jeep CJ-2A1945, 1946, 1947, 1948, 1949
Jeep CJ-3A1949, 1950, 1951, 1952, 1953

📐 Diagrams & technical drawings

From the original Technical Manual CJ2A_PL_1949 — Parts List — only for Willys CJ-2A / CJ-3A (1949)

Group 15-07 — Body Wiring
Group 15-07 — Body Wiring
Page 53–57

From the original Technical Manual TM 9-1803B — Ordnance Maintenance — Power Train, Body & Frame — only for Willys MB / Ford GPW (¼-ton 4×4)

Body
Body
Page 122–128