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BUSSMANN JKS-400 Fast-Acting Bolt-On Fuse - Fast-Acting Bolt-On Fuses
BUSSMANNFast-Acting Bolt-On Fuses

BUSSMANN JKS-400 Fast-Acting Bolt-On Fuse

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
JKS-400 Fast-Acting Bolt-On Fuse
Part Number
JKS-400
Category
Fast-Acting Bolt-On Fuses
Available to Order
Also known as:JKS-400BUSSMANN
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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 drives — BUSSMANN FWC series fast-acting cylindrical fuses protect power semiconductors in AC/DC drive circuits.
Control transformers — BUSSMANN FNQ-R series time-delay fuses handle inrush currents in control power circuits.
Semiconductor protection — BUSSMANN KAC series bolt-on fuses safeguard diodes, thyristors, and IGBTs in AC-only applications.
Electrical panels — BUSSMANN FP-2, FP-3, FP-4, and FP-6 fuse pullers enable safe fuse replacement in distribution panels.
Automotive electrical systems — BUSSMANN FP-A3 fuse puller removes and installs 1/4 in and 1/2 in automotive fuses.
Power supplies — BUSSMANN FWC series fuses provide overcurrent protection in AC/DC power supply circuits.
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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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