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LITTELFUSE IDSR03.2 Time-Delay Cylindrical Fuse, 3.2 A, 600 V AC/DC, Indicating - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE IDSR03.2 Time-Delay Cylindrical Fuse, 3.2 A, 600 V AC/DC, Indicating

The LITTELFUSE IDSR Series Class RK5 Time-Delay Cylindrical Fuse (MPN IDSR03.2) is a 3.2 A, 600 V AC/600 V DC indicating fuse. As a time-delay fuse, it accommodates temporary inrush currents while providing…

SKU 3G-OTH-28340

Also listed as: IDSR032 · IDSR03 2 · IDSR03-2

Brand
LITTELFUSE
Item
IDSR03.2 Time-Delay Cylindrical Fuse, 3.2 A, 600 V AC/DC, Indicating
Category
Time-Delay Cylindrical 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

LITTELFUSE
Manufacturer Part Number
IDSR03.2
Series
IDSR
Type
IDSR Series, Time-Delay, 3.2 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 IDSR Series Class RK5 Time-Delay Cylindrical Fuse (MPN IDSR03.2) is a 3.2 A, 600 V AC/600 V DC indicating fuse. As a time-delay fuse, it accommodates temporary inrush currents while providing overcurrent protection. 3G Electric interprets your demand for this specific OEM part, sources it through our global supply network, and supports your facility with specialist expertise across 14 industrial departments.

Frequently Asked Questions

What is the LITTELFUSE IDSR03.2 fuse used for?

The LITTELFUSE IDSR03.2 is a Class RK5, time-delay fuse rated 3.2 A at 600 V AC/DC. It is used for motor and transformer protection where high inrush currents occur, and its indicating feature allows quick identification of a blown fuse in industrial control panels.

What are the specifications of the LITTELFUSE IDSR03.2 fuse?

The LITTELFUSE IDSR03.2 is a Class RK5, time-delay, indicating fuse rated 3.2 A, 600 V AC, and 600 V DC. It belongs to the IDSR series and is designed for overcurrent protection in industrial equipment. The manufacturer part number is IDSR03.2.

Where to buy LITTELFUSE IDSR03.2 fuses worldwide?

3G Electric supplies the LITTELFUSE IDSR03.2 fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this IDSR series fuse for your facility.

How to select the correct LITTELFUSE IDSR03.2 fuse for an application?

To select the LITTELFUSE IDSR03.2, verify your circuit voltage does not exceed 600 V AC or DC and that the continuous current is 3.2 A or less. The time-delay characteristic handles motor start-up surges. Confirm the Class RK5 rejection clip fits your fuse holder for proper installation.

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.
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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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Compatible alternatives & equivalents

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The RED LION LD2T06P0 is a time digital panel meter with a red LED display and a 0 to 999,999 display span. It operates on 50 V AC to 250 V AC and includes internal removable terminal blocks and RS-232 communication. The meter is rated NEMA 4X and is suitable for elapsed time measurement in industrial processes, such as equipment runtime monitoring and maintenance scheduling
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The RED LION LD2T06P0 is a time digital panel meter with a red LED display and a 0 to 999,999 display span. It operates on 50 V AC to 250 V AC and includes internal removable terminal blocks and RS-232 communication. The meter is rated NEMA 4X and is suitable for elapsed time measurement in industrial processes, such as equipment runtime monitoring and maintenance scheduling
Time digital panel meter with a red LED display spanning 0 to 999,999. Accuracy of ±0.01% and operating voltage range of 50 V AC to 250 V AC. Includes RS-232 communication and internal removable terminal blocks. NEMA 4X rated for use in industrial environments requiring elapsed time measurement
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Time digital panel meter with a red LED display spanning 0 to 999,999. Accuracy of ±0.01% and operating voltage range of 50 V AC to 250 V AC. Includes RS-232 communication and internal removable terminal blocks. NEMA 4X rated for use in industrial environments requiring elapsed time measurement
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The RED LION C48TS103 is a time digital panel meter with a red LCD display, 0.3-inch digit height, and RS-485 communication. It accepts 18 V DC to 36 V DC power and measures elapsed time in hours or minutes. Suitable for industrial process timing, equipment runtime monitoring, and maintenance scheduling
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The RED LION C48TS103 is a time digital panel meter with a red LCD display, 0.3-inch digit height, and RS-485 communication. It accepts 18 V DC to 36 V DC power and measures elapsed time in hours or minutes. Suitable for industrial process timing, equipment runtime monitoring, and maintenance scheduling
Time digital panel meter with red LCD display, 0.3-inch digit height, and ±0.01% accuracy. Operates on 18-36 VDC power. Features RS-485 communication and screw clamp terminals. NEMA 4X rated for protection against dust and water ingress. Used for measuring elapsed time in industrial automation and process control applications
RED LION
Time digital panel meter with red LCD display, 0.3-inch digit height, and ±0.01% accuracy. Operates on 18-36 VDC power. Features RS-485 communication and screw clamp terminals. NEMA 4X rated for protection against dust and water ingress. Used for measuring elapsed time in industrial automation and process control applications
The RED LION C48TS003 is a time digital panel meter from the C48T series, designed for measuring elapsed time in industrial automation and process control applications. It operates on 18 V DC to 36 V DC power, features a green LCD display with 0.3-inch maximum digit height, and includes RS-485 communication and screw clamp terminals. The meter has a NEMA 4X rated enclosure for use in harsh environments
RED LION
The RED LION C48TS003 is a time digital panel meter from the C48T series, designed for measuring elapsed time in industrial automation and process control applications. It operates on 18 V DC to 36 V DC power, features a green LCD display with 0.3-inch maximum digit height, and includes RS-485 communication and screw clamp terminals. The meter has a NEMA 4X rated enclosure for use in harsh environments

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