Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 150 A, Time-Delay - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 150 A, Time-Delay

The BUSSMANN JCK Series is a medium-voltage, time-delay cylindrical fuse, R-rated for 2.54 kV AC and 150 A. This indicating fuse, model JCK-5R, is designed for overcurrent protection in industrial equipment applications.

SKU 3G-OTH-25636

Also listed as: JCK5R · JCK 5R

Brand
BUSSMANN
Item
Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 150 A, Time-Delay
Category
Time-Delay Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
JCK-5R
Series
JCK
Type
R-Rated, 2.54 kV AC, 150 A, Time-Delay, Indicating

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The BUSSMANN JCK Series is a medium-voltage, time-delay cylindrical fuse, R-rated for 2.54 kV AC and 150 A. This indicating fuse, model JCK-5R, is designed for overcurrent protection in industrial equipment applications.

Frequently Asked Questions

What is the BUSSMANN JCK-5R medium voltage fuse used for?

The BUSSMANN JCK-5R is a medium-voltage, time-delay cylindrical fuse used for overcurrent protection in industrial equipment. Its R-rating and 2.54 kV AC, 150 A rating make it suitable for motor circuits and transformer protection in manufacturing and process plants.

What are the specifications of the BUSSMANN JCK-5R fuse?

The BUSSMANN JCK-5R is an R-rated, time-delay indicating fuse rated for 2.54 kV AC and 150 A. It belongs to the JCK Series and features a cylindrical body. The part number is JCK-5R, and it is designed for medium-voltage overcurrent protection.

Where to buy the BUSSMANN JCK-5R fuse worldwide?

3G Electric supplies the BUSSMANN JCK-5R medium voltage fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this R-rated, 2.54 kV AC, 150 A indicating fuse.

How to select the correct BUSSMANN JCK-5R fuse for an application?

To select the BUSSMANN JCK-5R, verify your system voltage does not exceed 2.54 kV AC and the continuous current is 150 A or less. Confirm the R-rating matches your motor or transformer protection requirements. Consult the JCK Series data sheet for time-current curves and interrupting rating.

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 time-delay cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 130 A, Time-Delay, Indicating (MPN JCK-4R)
BUSSMANN
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 130 A, Time-Delay, Indicating (MPN JCK-4R)
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 230 A, Time-Delay, Indicating (MPN JCK-12R)
BUSSMANN
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 230 A, Time-Delay, Indicating (MPN JCK-12R)
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 390 A, Time-Delay, Indicating (MPN JCK-18R)
BUSSMANN
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 390 A, Time-Delay, Indicating (MPN JCK-18R)
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 100 A, Time-Delay, Indicating (MPN JCK-3R)
BUSSMANN
BUSSMANN Medium Voltage Fuse: JCK Series, R-Rated, 2.54 kV AC, 100 A, Time-Delay, Indicating (MPN JCK-3R)
BUSSMANN Medium Voltage Fuse: JCR Series, R-Rated, 8.3 kV AC, 170 A, Time-Delay, Indicating (MPN JCR-A-6R)
BUSSMANN
BUSSMANN Medium Voltage Fuse: JCR Series, R-Rated, 8.3 kV AC, 170 A, Time-Delay, Indicating (MPN JCR-A-6R)
BUSSMANN Medium Voltage Fuse: JCR Series, R-Rated, 8.3 kV AC, 130 A, Time-Delay, Indicating (MPN JCR-A-4R)
BUSSMANN
BUSSMANN Medium Voltage Fuse: JCR Series, R-Rated, 8.3 kV AC, 130 A, Time-Delay, Indicating (MPN JCR-A-4R)

More from BUSSMANN

View all BUSSMANN parts
Fuse: FNQ-R Series, Time-Delay, 1.3 A, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN FNQ-R-1-3/10)
BUSSMANN
Fuse: FNQ-R Series, Time-Delay, 1.3 A, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN FNQ-R-1-3/10)
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-45ID)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-45ID)
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 30 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-30ID)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 30 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-30ID)
BUSSMANN Fuse: FNQ Series, Midget, Time-Delay, 125 mA, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNQ-1/8)
BUSSMANN
BUSSMANN Fuse: FNQ Series, Midget, Time-Delay, 125 mA, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNQ-1/8)
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30)
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30)
BUSSMANN Fuse: S505 Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-800-R)
BUSSMANN
BUSSMANN Fuse: S505 Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-800-R)
BUSSMANN Fuse: GMC Series, Time-Delay, 4 A, 125 V AC, 5 mm x 20 mm (MPN GMC-4-R)
BUSSMANN
BUSSMANN Fuse: GMC Series, Time-Delay, 4 A, 125 V AC, 5 mm x 20 mm (MPN GMC-4-R)
BUSSMANN Fuse: MDL Series, Time-Delay, 3.2 A, 250 V AC, 1/4 in x 1 1/4 in (MPN MDL-3-2/10-R)
BUSSMANN
BUSSMANN Fuse: MDL Series, Time-Delay, 3.2 A, 250 V AC, 1/4 in x 1 1/4 in (MPN MDL-3-2/10-R)