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BUSSMANN Fuse: JKS Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC - Fast-Acting Bolt-On Fuses
BUSSMANNFast-Acting Bolt-On Fuses

BUSSMANN Fuse: JKS Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC

The BUSSMANN JKS Series Fast-Acting Bolt-On Fuse (MPN JKS-400) is a Class J, non-indicating fuse rated at 400 A and 600 V AC. This bolt-on body fuse is designed for fast-acting overcurrent protection in industrial…

SKU 3G-OTH-25642

Also listed as: JKS400 · JKS 400

Brand
BUSSMANN
Item
Fuse: JKS Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC
Category
Fast-Acting Bolt-On Fuses
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BUSSMANN
Manufacturer Part Number
JKS-400
Series
JKS
Type
Class J, Bolt-On Body, Fast-Acting, 400 A, Non-Indicating
AC
600 V

Technical Documents

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BUSSMANN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BUSSMANN JKS Series Fast-Acting Bolt-On Fuse (MPN JKS-400) is a Class J, non-indicating fuse rated at 400 A and 600 V AC. This bolt-on body fuse is designed for fast-acting overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the BUSSMANN JKS-400 fuse used for?

The BUSSMANN JKS-400 is a Class J, fast-acting bolt-on fuse rated at 400 A and 600 V AC. It provides overcurrent protection in industrial electrical systems, such as motor control centers, panelboards, and switchgear, where rapid response to short circuits is required.

What are the specifications of the BUSSMANN JKS-400 fuse?

The BUSSMANN JKS-400 is a Class J, non-indicating, fast-acting bolt-on fuse. It has a voltage rating of 600 V AC and a current rating of 400 A. The series is JKS, and the manufacturer part number is JKS-400. It is designed for industrial overcurrent protection.

Where to buy the BUSSMANN JKS-400 fuse worldwide?

3G Electric supplies the BUSSMANN JKS-400 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this BUSSMANN fuse globally.

How to select the correct BUSSMANN JKS fuse for an application?

To select the correct BUSSMANN JKS fuse, verify the system voltage (600 V AC maximum) and required current rating (e.g., 400 A for the JKS-400). Ensure the fuse is Class J for bolt-on mounting and fast-acting response. Consult the equipment manual or a qualified engineer for proper coordination.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

BUSSMANN Products

3G Electric supplies BUSSMANN fast-acting bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
BUSSMANN Fuse: JKS Series, Class J, Bolt-On Body, Fast-Acting, 125 A, 600 V AC, Non-Indicating (MPN JKS-125)
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BUSSMANN Fuse: JKS Series, Class J, Bolt-On Body, Fast-Acting, 125 A, 600 V AC, Non-Indicating (MPN JKS-125)
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BUSSMANN Fuse: JKS Series, Class J, Bolt-On Body, Fast-Acting, 150 A, 600 V AC, Non-Indicating (MPN JKS-150)

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