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BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 450 A, 600 V AC - Fast-Acting Bolt-On Fuses
BUSSMANNFast-Acting Bolt-On Fuses

BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 450 A, 600 V AC

The BUSSMANN DFJ Series is a fast-acting, bolt-on fuse with a Class J body. This specific model, the DFJ-450, is rated for 450 A at 600 V AC and 450 V DC. It is designed for overcurrent protection in industrial…

SKU 3G-OTH-25890

Also listed as: DFJ450 · DFJ 450

Brand
BUSSMANN
Item
Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 450 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
DFJ-450
Series
DFJ
Type
Class J, Bolt-On Body, Fast-Acting, 450 A
AC
600 V
DC
450 V

Technical Documents

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

Product Description

The BUSSMANN DFJ Series is a fast-acting, bolt-on fuse with a Class J body. This specific model, the DFJ-450, is rated for 450 A at 600 V AC and 450 V DC. It is designed for overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the BUSSMANN DFJ-450 fuse used for?

The BUSSMANN DFJ-450 is a fast-acting, bolt-on Class J fuse used for overcurrent protection in industrial electrical systems. It safeguards equipment like motor controllers, transformers, and panelboards from short circuits and overloads, ensuring reliable operation in manufacturing plants and commercial facilities.

What are the specifications of the BUSSMANN DFJ-450 fuse?

The BUSSMANN DFJ-450 is a Class J, fast-acting, bolt-on fuse rated for 450 A at 600 V AC and 450 V DC. It is part of the DFJ Series and has a bolt-on body design for secure mounting. These specifications ensure it meets demanding industrial overcurrent protection requirements.

Where to buy the BUSSMANN DFJ-450 fuse worldwide?

You can source the BUSSMANN DFJ-450 fuse worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide reliable sourcing for this BUSSMANN fuse.

How to install the BUSSMANN DFJ-450 fuse?

To install the BUSSMANN DFJ-450, first de-energize the circuit. Mount the bolt-on fuse securely to the fuse holder using the appropriate hardware, ensuring proper torque. Verify the voltage and current ratings match your system. Follow NEC and local codes; consult a qualified electrician for safe installation.

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: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 225 A, 600 V AC, 450 V DC (MPN DFJ-225)
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BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 225 A, 600 V AC, 450 V DC (MPN DFJ-225)
BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 350 A, 600 V AC, 450 V DC (MPN DFJ-350)
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BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 350 A, 600 V AC, 450 V DC (MPN DFJ-350)
BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC, 450 V DC (MPN DFJ-400)
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BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC, 450 V DC (MPN DFJ-400)
BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 250 A, 600 V AC, 450 V DC (MPN DFJ-250)
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BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 250 A, 600 V AC, 450 V DC (MPN DFJ-250)
BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 500 A, 600 V AC, 450 V DC (MPN DFJ-500)
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BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 500 A, 600 V AC, 450 V DC (MPN DFJ-500)
BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 600 A, 600 V AC, 450 V DC (MPN DFJ-600)
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BUSSMANN Fuse: DFJ Series, Class J, Bolt-On Body, Fast-Acting, 600 A, 600 V AC, 450 V DC (MPN DFJ-600)

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