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LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 125 mA, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 125 mA, 250 V AC, 125 V DC

The LITTELFUSE FLNR Series FLNR.125T is a Class RK5 time-delay cylindrical fuse rated at 125 mA, 250 V AC and 125 V DC. This non-indicating fuse provides overcurrent protection for industrial circuits requiring…

SKU 3G-OTH-28836

Also listed as: FLNR125T · FLNR 125T · FLNR-125T

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLNR Series, Time-Delay, 125 mA, 250 V AC, 125 V DC
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
FLNR.125T
Series
FLNR
Type
FLNR Series, Time-Delay, 125 mA, Non-Indicating
AC
250 V
DC
125 V

Technical Documents

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

Product Description

The LITTELFUSE FLNR Series FLNR.125T is a Class RK5 time-delay cylindrical fuse rated at 125 mA, 250 V AC and 125 V DC. This non-indicating fuse provides overcurrent protection for industrial circuits requiring time-delay characteristics.

Frequently Asked Questions

What is the LITTELFUSE FLNR.125T fuse used for?

The LITTELFUSE FLNR.125T is a Class RK5 time-delay cylindrical fuse used for overcurrent protection in industrial control panels, motor circuits, and branch circuits. Its 125 mA rating and 250 V AC / 125 V DC capacity make it suitable for sensitive equipment requiring low-current protection.

What are the specifications of the LITTELFUSE FLNR.125T fuse?

The LITTELFUSE FLNR.125T is a Class RK5, FLNR Series, time-delay, non-indicating fuse rated at 125 mA, 250 V AC, and 125 V DC. It is a cylindrical fuse designed for branch-circuit protection. The manufacturer part number is FLNR.125T.

Where to buy LITTELFUSE FLNR.125T fuses worldwide?

3G Electric supplies the LITTELFUSE FLNR.125T 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; we source and deliver this FLNR Series fuse to any country.

How to select the correct LITTELFUSE FLNR.125T fuse for a circuit?

To select the correct LITTELFUSE FLNR.125T fuse, verify your circuit's voltage does not exceed 250 V AC or 125 V DC, and the continuous current is below 125 mA. Ensure the Class RK5 time-delay characteristic matches your load's inrush profile. Consult a qualified engineer for branch-circuit 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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