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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 12 A, 250 V AC, 160 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 12 A, 250 V AC, 160 V DC

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR12R) is a 12 A, non-indicating fuse rated for 250 V AC and 160 V DC. 3G Electric interprets your demand for industrial circuit protection, sourcing…

SKU 3G-OTH-27235

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 12 A, 250 V AC, 160 V DC
Category
Time-Delay Cylindrical Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
TR12R
Series
TR-R
Type
TR-R Series, Time-Delay, 12 A, Non-Indicating
AC
250 V
DC
160 V
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR12R) is a 12 A, non-indicating fuse rated for 250 V AC and 160 V DC. 3G Electric interprets your demand for industrial circuit protection, sourcing this MERSEN fuse alongside electrical components from brands like Schneider, ABB, and Siemens — backed by specialist depth in controls across 14 industrial departments.

Frequently Asked Questions

What is the MERSEN TR12R fuse used for?

The MERSEN TR12R is a Class RK5 time-delay cylindrical fuse rated 12 A, 250 V AC / 160 V DC. It protects motor circuits, transformers, and lighting systems from overloads and short circuits. Its time-delay characteristic allows it to withstand harmless inrush currents without nuisance opening.

What are the specifications of the MERSEN TR12R fuse?

The MERSEN TR12R is a Class RK5, TR-R series, time-delay, non-indicating fuse. It is rated 12 A, 250 V AC and 160 V DC. The manufacturer part number is TR12R. It is designed for cylindrical fuse holders and provides reliable overcurrent protection in industrial control panels.

Where to buy MERSEN TR12R fuses worldwide?

3G Electric supplies the MERSEN TR12R fuse worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver genuine MERSEN components to any country.

How to select the correct MERSEN TR-R series fuse?

Select the MERSEN TR-R fuse based on your circuit's voltage (250 V AC or 160 V DC) and continuous current rating (12 A for the TR12R). Ensure the fuse's time-delay characteristic matches your load's inrush profile. Always verify the Class RK5 rejection feature fits your fuse holder. Consult a qualified electrician for proper coordination.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN 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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