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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 25 A, 250 V AC, 160 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 25 A, 250 V AC, 160 V DC

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR25R) is a 25 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-25954

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 25 A, 250 V AC, 160 V DC
Category
Time-Delay Cylindrical Fuses
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Local availability & support

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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
TR25R
Series
TR-R
Type
TR-R Series, Time-Delay, 25 A, Non-Indicating
AC
250 V
DC
160 V

Technical Documents

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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 TR25R) is a 25 A, non-indicating fuse rated for 250 V AC and 160 V DC. 3G Electric interprets your demand for industrial circuit protection, sourcing this genuine MERSEN component across our 14 departments — with specialist depth in electrical controls to support your application.

Frequently Asked Questions

What is the MERSEN TR25R fuse used for?

The MERSEN TR25R is a Class RK5 time-delay cylindrical fuse rated 25 A, 250 V AC, 160 V DC. It protects motor circuits, transformers, and lighting systems from overloads and short circuits, allowing temporary inrush currents without nuisance opening.

What are the specifications of the MERSEN TR25R fuse?

The MERSEN TR25R is a Class RK5, TR-R series, time-delay, non-indicating fuse. It is rated 25 A, 250 V AC, 160 V DC. The manufacturer part number is TR25R. It is designed for cylindrical fuse holders and provides reliable overcurrent protection.

Where to buy MERSEN TR25R fuses worldwide?

You can source MERSEN TR25R fuses through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this Class RK5 time-delay fuse.

How to select the correct MERSEN TR25R fuse for an application?

To select the MERSEN TR25R, verify your circuit voltage (250 V AC or 160 V DC) and continuous current (25 A). Ensure the fuse is Class RK5 for time-delay characteristics. Match the cylindrical dimensions to your fuse holder. Consult the TR-R series datasheet for coordination with upstream devices.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 20 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR20R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 20 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR20R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 35 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR35R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 35 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR35R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 40 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR40R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 40 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR40R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 25 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS25R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 25 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS25R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 50 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR50R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 50 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR50R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 45 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR45R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 45 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR45R)

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