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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 400 mA, 250 V AC, 250 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 400 mA, 250 V AC, 250 V DC

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR4/10R) is a 400 mA, non-indicating fuse rated for 250 V AC and 250 V DC. As a time-delay fuse, it accommodates temporary inrush currents while…

SKU 3G-OTH-26865

Also listed as: TR410R · TR4 10R · TR4-10R

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 400 mA, 250 V AC, 250 V DC
Category
Time-Delay Cylindrical Fuses
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MERSEN
Manufacturer Part Number
TR4/10R
Series
TR-R
Type
TR-R Series, Time-Delay, 400 mA, Non-Indicating
AC
250 V
DC
250 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 TR4/10R) is a 400 mA, non-indicating fuse rated for 250 V AC and 250 V DC. As a time-delay fuse, it accommodates temporary inrush currents while providing overcurrent protection across 14 industrial departments — and we supply far more than is listed. Our specialist depth in electrical components, including authorised distribution for brands like MERSEN, ensures you get the right solution for your application.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MERSEN TR4/10R fuse used for?

The MERSEN TR4/10R is a Class RK5, time-delay cylindrical fuse rated 400 mA at 250 V AC/DC. It protects industrial circuits from overloads and short circuits, commonly used in motor control centers, panel boards, and branch circuits where inrush currents occur.

What are the specifications of the MERSEN TR4/10R fuse?

The MERSEN TR4/10R is part of the TR-R series, a Class RK5 time-delay fuse. It has a current rating of 400 mA and a voltage rating of 250 V AC and 250 V DC. It is non-indicating and has a cylindrical body. The manufacturer part number is TR4/10R.

Where to buy MERSEN TR4/10R fuses worldwide?

3G Electric supplies MERSEN TR4/10R fuses 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 fuse to any country.

How to select the correct MERSEN TR4/10R fuse for an application?

To select the MERSEN TR4/10R, verify your circuit's voltage (250 V AC/DC max) and continuous current (400 mA). Ensure the Class RK5 time-delay characteristic matches your load's inrush profile, such as motors or transformers. Always consult the manufacturer's data sheet for coordination and interrupting rating.

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, 500 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR1/2R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 500 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR1/2R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 800 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR8/10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 800 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR8/10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 600 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR6/10R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.4 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-4/10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.4 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-4/10R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.6 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-6/10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.6 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-6/10R)

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