We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 25 A, 600 V AC, 300 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 25 A, 600 V AC, 300 V DC

The MERSEN TRS-R Series TRS25R is a Class RK5, time-delay cylindrical fuse rated at 25 A, 600 V AC and 300 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems…

SKU 3G-OTH-27709

Brand
MERSEN
Item
Fuse: Class RK5, TRS-R Series, Time-Delay, 25 A, 600 V AC, 300 V DC
Category
Time-Delay Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
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
TRS25R
Series
TRS-R
Type
TRS-R Series, Time-Delay, 25 A, Non-Indicating
AC
600 V
DC
300 V

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The MERSEN TRS-R Series TRS25R is a Class RK5, time-delay cylindrical fuse rated at 25 A, 600 V AC and 300 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems, supporting reliable operation across 14 departments—and we supply far more than is listed. Our specialist depth in controls and electrical components, backed by authorized distribution for brands like MERSEN, ensures you get the right solution for your application.

Frequently Asked Questions

What is the MERSEN TRS25R fuse used for?

The MERSEN TRS25R is a Class RK5 time-delay cylindrical fuse rated 25 A, 600 V AC, 300 V DC. It protects motor circuits, transformers, and other inductive loads from short circuits and sustained overloads, allowing harmless inrush currents to pass without nuisance opening.

What are the specifications of the MERSEN TRS25R fuse?

The MERSEN TRS25R is a Class RK5, TRS-R series, time-delay, non-indicating fuse. It is rated 25 A, 600 V AC, 300 V DC. The manufacturer part number is TRS25R. It is designed for cylindrical fuse holders and provides branch-circuit protection for motor and transformer applications.

Where to buy MERSEN TRS25R fuses worldwide?

3G Electric supplies the MERSEN TRS25R fuse globally. As a sourcing partner, we handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. We provide genuine MERSEN TRS-R series fuses for industrial applications.

How to select the correct MERSEN TRS25R fuse for a motor circuit?

To select the MERSEN TRS25R, verify the motor full-load current does not exceed 25 A and the system voltage is within 600 V AC or 300 V DC. The time-delay characteristic allows motor starting surges. Always consult the MERSEN TRS-R series data sheet for coordination with upstream protection.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 20 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS20R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 20 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS20R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 35 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS35R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 35 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS35R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 15 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS15R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 15 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS15R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 5 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS5R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 5 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS5R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 12 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS12R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 12 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS12R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 6 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS6R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 6 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS6R)

More from MERSEN

View all MERSEN parts →
Fuse: ATQR Series, Time-Delay, 125 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/8)
MERSEN
Fuse: ATQR Series, Time-Delay, 125 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/8)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.6 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-6/10R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.6 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-6/10R)
Fuse: ATQR Series, Time-Delay, 100 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/10)
MERSEN
Fuse: ATQR Series, Time-Delay, 100 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/10)
Fuse: ATQR Series, Time-Delay, 187.5 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR3/16)
MERSEN
Fuse: ATQR Series, Time-Delay, 187.5 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR3/16)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 2.25 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR2-1/4R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 2.25 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR2-1/4R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 1.25 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1-1/4R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 1.25 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1-1/4R)
MERSEN Fuse: TRM Series, Midget, Time-Delay, 6 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN TRM6)
MERSEN
MERSEN Fuse: TRM Series, Midget, Time-Delay, 6 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN TRM6)