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Nexus Electronics · Authorized distributor

Snap Action circuit breakers.
Resettable fuse replacements.

Find resettable circuit protection for ATO/ATC, MINI, and MAXI automotive fuse blocks. Compare Snap Action series, then use our product finder to select your rating, reset type, and terminal configuration.

Find your circuit breaker ↓

Compare the four series

ATO / ATC

AT2

Snap Action AT2 series circuit breakers in several current ratings

4–40 A · 14 / 28 VDC

Automatic (Type I) or remote (Type II) reset.

ATO/ATC terminal lengths of .250, .330, or .570 inches.

AT2 spec sheet (PDF)

ATO / ATC

VB3

Snap Action VB3 push-to-reset circuit breakers

2.5–30 A · 14 / 28 VDC

Automatic (Type I) or manual (Type III) reset.

ATO/ATC terminal lengths of .250, .330, or .570 inches.

VB3 spec sheet (PDF)

MINI

MN4

Snap Action MN4 MINI circuit breakers

4–40 A · 14 / 28 VDC

Automatic reset (Type I).

Compact circuit breaker for MINI fuse blocks.

MN4 spec sheet (PDF)

MAXI

MX5

Snap Action MX5 MAXI circuit breakers

5–60 A · 14 / 28 VDC

Automatic (Type I) or manual (Type III) reset.

Automatic-reset version available with an LED that lights when tripped.

MX5 spec sheet (PDF)

Images show representative series configurations; appearance varies by part. Ranges summarize manufacturer-listed ratings; discrete ratings and configurations vary by part. Match the circuit rating, voltage, trip characteristics, terminal dimensions, and available clearance before replacing a fuse.

Which reset type fits your application?

Type I · Automatic Cycles during an overload until the overload is removed or corrected.

Type II · Remote Uses a power-interruption reset. Confirm the selected part’s reset requirements in its documentation.

Type III · Manual Remains open after tripping until manually reset.