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LITTELFUSE Fuse: Class RK5, IDSR Series, Time-Delay, 4 A, 600 V AC, 600 V DC - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE Fuse: Class RK5, IDSR Series, Time-Delay, 4 A, 600 V AC, 600 V DC

The LITTELFUSE IDSR004 is a Class RK5, time-delay cylindrical fuse from the IDSR Series, rated at 4 A with 600 V AC and 600 V DC capability. This indicating fuse provides visual status for quick identification of a…

SKU 3G-OTH-28253

Brand
LITTELFUSE
Item
Fuse: Class RK5, IDSR Series, Time-Delay, 4 A, 600 V AC, 600 V DC
Category
Time-Delay Cylindrical Fuses
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
IDSR004
Series
IDSR
Type
IDSR Series, Time-Delay, 4 A, Indicating
AC
600 V
DC
600 V
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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE IDSR004 is a Class RK5, time-delay cylindrical fuse from the IDSR Series, rated at 4 A with 600 V AC and 600 V DC capability. This indicating fuse provides visual status for quick identification of a blown circuit, supporting overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the LITTELFUSE IDSR004 fuse used for?

The LITTELFUSE IDSR004 is a Class RK5, time-delay fuse rated 4 A, 600 V AC/DC, with an indicating feature. It protects motors, transformers, and other industrial equipment against overcurrent and short circuits, allowing temporary inrush currents without nuisance opening.

What are the specifications of the LITTELFUSE IDSR004 fuse?

The LITTELFUSE IDSR004 is a Class RK5, time-delay cylindrical fuse rated 4 A, 600 V AC and 600 V DC. It is part of the IDSR series and includes an indicating function. The manufacturer part number is IDSR004.

Where to buy LITTELFUSE IDSR004 fuse worldwide?

3G Electric supplies the LITTELFUSE IDSR004 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 IDSR004 fuse for an application?

Select the LITTELFUSE IDSR004 fuse by matching its 4 A rating, 600 V AC/DC voltage, and Class RK5 time-delay characteristics to your circuit requirements. Ensure the fuse's interrupting rating exceeds available fault current. Consult a qualified engineer for proper coordination.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.

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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