Search
-
HVAC Equipment
-
Ductless Mini Splits
- Ductless Mini Splits
- Shop By Zone
- Shop by BTU
- Shop By Brand
- Components
- Accessories
-
HVAC Parts & Supplies
- HVAC Parts & Supplies
- HVAC Supplies
- HVAC Tools
-
HVAC Replacement Parts
- Blower Housing & Assemblies
- Blower Wheels
- Breakers, Contactors & Disconnects
- Capacitors & Transformers
- Control & Circuit Boards
- Filter Driers & Accumulators
- Gas Valves & Conversion Kits
- Heat Exchangers
- Thermal Expansion Valves (TXV)
- Temperature Controls
- Wall Brackets & Parts
- Miscellaneous Parts
- O-Rings & Gaskets
- Hydronics
- Motors
- Thermostats & Zoning
-
Plumbing
-
Pool
-
Electrical
-
Air Quality
-
Tools & Supplies
-
Door Security & Hardware
Mersen A4J3 600V 3A CLASS J FUSE REPLACEMENT MPN
Availability:
Out Of Stock
- Call for Pricing Call for pricing (215) 326-9845
- Call for Pricing Call for pricing (215) 326-9845
- Unit price
- / per
✓
Better Price in Cart
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
-
Easy Returns
-
Expert Advice
-
Fast Shipping
Product Description
The Mersen A4J3 is a 600V 3A Class J fuse designed for reliable performance in low voltage applications. This fast-acting fuse provides enhanced protection by limiting current during faults.
- Current limiting capability
- Designed for low voltage applications
- UL listed and CSA certified
Product Highlights
Ideal for use in various electrical applications, including capacitors, load centers, panelboards, and switchboards.
Product Information
Standard Information
- Manufacturer: Mersen
- Part Number: A4J3
Technical Specifications
Complete your install
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Loading install accessories...
Add install kit to cart
—
Related Products
- Choosing a selection results in a full page refresh.