MERSEN Fuse: A4J Series, Class J, Blade Body, Fast-Acting, 150 A, 600 V AC, 300 V DC
The MERSEN A4J Series is a fast-acting bolt-on fuse with a Class J blade body, rated at 150 A, 600 V AC, and 300 V DC. It is non-indicating and identified by manufacturer part number A4J150.
SKU 3G-OTH-25691
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The MERSEN A4J Series is a fast-acting bolt-on fuse with a Class J blade body, rated at 150 A, 600 V AC, and 300 V DC. It is non-indicating and identified by manufacturer part number A4J150.
Frequently Asked Questions
What is the MERSEN A4J150 fuse used for?
The MERSEN A4J150 is a fast-acting Class J blade-body fuse rated 150 A, 600 V AC, and 300 V DC. It protects industrial electrical circuits and equipment from overcurrents, commonly applied in motor control centers, panelboards, and feeder circuits where high interrupting capacity and compact size are required.
What are the specifications of the MERSEN A4J150 fuse?
The MERSEN A4J150 is a fast-acting, non-indicating Class J blade-body fuse rated 150 A, 600 V AC, and 300 V DC. It is part of the A4J Series and carries manufacturer part number A4J150. Its compact Class J dimensions allow direct replacement in existing Class J fuse holders.
Where to buy the MERSEN A4J150 fuse worldwide?
3G Electric supplies the MERSEN A4J150 fuse worldwide. As a global industrial equipment distributor established in 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this MERSEN fuse to any country.
How to select the correct MERSEN A4J fuse for an application?
To select the correct MERSEN A4J fuse, match the voltage rating (600 V AC or 300 V DC) and current rating (150 A for the A4J150) to your circuit requirements. Ensure the fuse holder accepts Class J blade bodies. Fast-acting fuses are ideal for resistive loads or circuits with minimal inrush current.
Used in
Common applications for MERSENMERSEN Products
3G Electric supplies MERSEN fast-acting bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
