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3G Electric
LITTELFUSE IDSR025 Time-Delay Indicating Fuse, 25 A, 600 V AC/DC, Class RK5 - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE IDSR025 Time-Delay Indicating Fuse, 25 A, 600 V AC/DC, Class RK5

The LITTELFUSE IDSR025 is a Class RK5, time-delay cylindrical fuse from the IDSR Series, rated at 25 A with 600 V AC and 600 V DC capability. It features an indicating function for visual blown-fuse identification…

SKU 3G-OTH-28334

Also listed as: IDSR 025 · IDSR-025

Brand
LITTELFUSE
Item
IDSR025 Time-Delay Indicating Fuse, 25 A, 600 V AC/DC, Class RK5
Part Number
IDSR025
Category
Time-Delay Cylindrical Fuses
Available to Order
Also known as:IDSR025LITTELFUSE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
IDSR025
Series
IDSR
Type
IDSR Series, Time-Delay, 25 A, Indicating
AC
600 V
DC
600 V

Technical Documents

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

Product Description

The LITTELFUSE IDSR025 is a Class RK5, time-delay cylindrical fuse from the IDSR Series, rated at 25 A with 600 V AC and 600 V DC capability. It features an indicating function for visual blown-fuse identification. 3G Electric interprets your demand for overcurrent protection and sources this genuine LITTELFUSE component across 14 industrial departments — with specialist depth in controls to support your electrical system design.

Frequently Asked Questions

What is the LITTELFUSE IDSR025 fuse used for?

The LITTELFUSE IDSR025 is a Class RK5, time-delay fuse rated 25 A at 600 V AC/DC. It is used for motor and transformer protection in industrial power distribution, control panels, and HVAC equipment where high inrush currents occur.

What are the specifications of the LITTELFUSE IDSR025 fuse?

The LITTELFUSE IDSR025 is a Class RK5, time-delay, indicating fuse rated 25 A, 600 V AC, and 600 V DC. It belongs to the IDSR series and features a cylindrical body with visual indication for blown fuse detection.

Where to buy LITTELFUSE IDSR025 fuses worldwide?

3G Electric supplies the LITTELFUSE IDSR025 fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct LITTELFUSE IDSR series fuse?

Select the IDSR series fuse based on system voltage (600 V AC/DC), continuous current rating (e.g., 25 A for IDSR025), and time-delay characteristics for motor starting. Always verify the Class RK5 rejection feature prevents substitution with lower-rated fuses.

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.
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LITTELFUSE Products

3G Electric supplies LITTELFUSE time-delay cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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