Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
LITTELFUSE KLK012 Fast-Acting Midget Fuse - Fast-Acting Cylindrical Fuses
LITTELFUSEFast-Acting Cylindrical Fuses

LITTELFUSE KLK012 Fast-Acting Midget Fuse

The LITTELFUSE KLK Series is a fast-acting cylindrical fuse, specifically a midget fuse rated at 12 A, 600 V AC, and 500 V DC. It features a 13/32 in x 1 1/2 in body size and is identified by manufacturer part number…

SKU 3G-OTH-133923

Also listed as: KLK 012 · KLK-012

Brand
LITTELFUSE
Item
KLK012 Fast-Acting Midget Fuse
Part Number
KLK012
Category
Fast-Acting Cylindrical Fuses
Available to Order
Also known as:KLK012LITTELFUSE
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.
EXW Singapore
Collect or forward from our office
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
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

LITTELFUSE
Manufacturer Part Number
KLK012
Type
Midget, Fast-Acting, 12 A, 13/32 in x 1 1/2 in
AC
600 V
DC
500 V

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

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

Product Description

The LITTELFUSE KLK Series is a fast-acting cylindrical fuse, specifically a midget fuse rated at 12 A, 600 V AC, and 500 V DC. It features a 13/32 in x 1 1/2 in body size and is identified by manufacturer part number KLK012.

Frequently Asked Questions

What is the LITTELFUSE KLK012 fuse used for?

The LITTELFUSE KLK012 is a fast-acting midget fuse used to protect electrical circuits from overcurrent in industrial control panels, motor starters, and power supplies. It is rated 12 A, 600 V AC, and 500 V DC, making it suitable for branch circuit protection in equipment requiring quick response to short circuits.

What are the specifications of the LITTELFUSE KLK012 fuse?

The LITTELFUSE KLK012 is a KLK Series, midget, fast-acting cylindrical fuse rated 12 A, 600 V AC, and 500 V DC. Its body size is 13/32 in x 1 1/2 in. The manufacturer part number is KLK012. It is designed for fast-acting overcurrent protection in industrial applications.

Where to buy LITTELFUSE KLK012 fuses worldwide?

You can source LITTELFUSE KLK012 fuses 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 supply genuine LITTELFUSE components for industrial maintenance and OEM needs.

How to select the correct LITTELFUSE KLK012 fuse for an application?

To select the LITTELFUSE KLK012, verify your circuit's voltage (max 600 V AC or 500 V DC) and current rating (12 A). Ensure the fuse holder accepts a 13/32 in x 1 1/2 in midget body. For fast-acting protection, match the interrupting rating to your system's fault current. Consult a qualified engineer for critical applications.

Used in

Common applications for LITTELFUSE
Industrial drives — Littelfuse PSR series semiconductor fuses for overcurrent protection of variable-frequency drives and DC bus circuits.
Branch circuit protection — Littelfuse CCMR series time-delay fuses in control panels and distribution boards.
Compact equipment — Littelfuse SLC series Class G fuses in rejection-style holders for space-constrained branch circuits.
Main service entrance — Littelfuse KLPC series Class L bolt-on fuses for high-current industrial power distribution.
Motor circuits — Littelfuse FLSR series Class RK5 time-delay fuses for motor branch circuits and transformers.
Power supplies — Littelfuse 473 series axial-lead time-delay fuses for solder-in protection in power supplies and instrumentation.
Not sure this is the right part? Photo-identify it→

LITTELFUSE Products

3G Electric supplies LITTELFUSE fast-acting 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 →

More from LITTELFUSE

View all LITTELFUSE parts →
Fast-acting cylindrical fuse rated 100 mA, 600 V AC and 500 V DC. Midget size with 13/32 in x 1 1/2 in body. Used for overcurrent protection in control panels, power supplies, and motor control centers
LITTELFUSE
Fast-acting cylindrical fuse rated 100 mA, 600 V AC and 500 V DC. Midget size with 13/32 in x 1 1/2 in body. Used for overcurrent protection in control panels, power supplies, and motor control centers
Midget fast-acting fuse rated 3.5 A, 600 V AC and 500 V DC. Measures 13/32 in x 1 1/2 in. Provides overcurrent protection in control panels, motor circuits, and power supplies
LITTELFUSE
Midget fast-acting fuse rated 3.5 A, 600 V AC and 500 V DC. Measures 13/32 in x 1 1/2 in. Provides overcurrent protection in control panels, motor circuits, and power supplies
Midget, fast-acting cylindrical fuse rated at 4 A, 600 V AC, and 500 V DC. Measures 13/32 in x 1 1/2 in. Provides overcurrent protection in industrial control panels, motor drives, and power supplies where rapid response to short circuits is required
LITTELFUSE
Midget, fast-acting cylindrical fuse rated at 4 A, 600 V AC, and 500 V DC. Measures 13/32 in x 1 1/2 in. Provides overcurrent protection in industrial control panels, motor drives, and power supplies where rapid response to short circuits is required

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first