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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.4 A, 250 V AC, 250 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.4 A, 250 V AC, 250 V DC

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR1-4/10R) is a 1.4 A, non-indicating fuse rated for 250 V AC and 250 V DC. As a time-delay fuse, it accommodates temporary inrush currents without…

SKU 3G-OTH-26949

Also listed as: TR1410R · TR1 4 10R · TR1-4-10R

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 1.4 A, 250 V AC, 250 V DC
Category
Time-Delay Cylindrical Fuses
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
TR1-4/10R
Series
TR-R
Type
TR-R Series, Time-Delay, 1.4 A, 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 TR1-4/10R) is a 1.4 A, non-indicating fuse rated for 250 V AC and 250 V DC. As a time-delay fuse, it accommodates temporary inrush currents without nuisance opening, suitable for protecting circuits in industrial equipment across 14 departments.

Frequently Asked Questions

What is the MERSEN TR1-4/10R fuse used for?

The MERSEN TR1-4/10R is a Class RK5 time-delay cylindrical fuse rated 1.4 A at 250 V AC/DC. It protects motors, transformers, and lighting circuits from overloads and short circuits, allowing temporary inrush currents without nuisance opening.

What are the specifications of the MERSEN TR1-4/10R fuse?

The MERSEN TR1-4/10R is part of the TR-R series, a Class RK5 time-delay fuse. It is rated 1.4 A, 250 V AC and 250 V DC, non-indicating. The manufacturer part number is TR1-4/10R, and it is a cylindrical cartridge fuse.

Where to buy the MERSEN TR1-4/10R fuse worldwide?

3G Electric supplies the MERSEN TR1-4/10R fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this TR-R series time-delay fuse.

How to select the correct MERSEN TR1-4/10R fuse for an application?

Select the MERSEN TR1-4/10R fuse by matching its 1.4 A rating and 250 V AC/DC voltage to your circuit's load current and system voltage. The time-delay feature handles motor start-ups. Verify the Class RK5 rejection-style holder and consult a qualified electrician for compliance.

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, 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)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 400 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR4/10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 400 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR4/10R)
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)
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, 1 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1R)
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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, 1.125 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-1/8R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.125 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-1/8R)

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