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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 800 mA, 250 V AC, 250 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 800 mA, 250 V AC, 250 V DC

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR8/10R) is a non-indicating, 800 mA fuse rated for 250 V AC and 250 V DC. 3G Electric interprets demand and delivers this fuse across 14 industrial…

SKU 3G-OTH-26907

Also listed as: TR810R · TR8 10R · TR8-10R

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 800 mA, 250 V AC, 250 V DC
Category
Time-Delay Cylindrical Fuses
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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
TR8/10R
Series
TR-R
Type
TR-R Series, Time-Delay, 800 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 TR8/10R) is a non-indicating, 800 mA fuse rated for 250 V AC and 250 V DC. 3G Electric interprets demand and delivers this fuse across 14 industrial departments — and we supply far more than is listed — with specialist depth in electrical components as an authorised distributor for brands including MERSEN, Schneider, ABB, and Siemens.

Frequently Asked Questions

What is a MERSEN TR-R series time-delay fuse used for?

The MERSEN TR-R series time-delay fuse (MPN TR8/10R) protects industrial circuits against overloads and short circuits. Its 800 mA rating and 250 V AC/DC capacity suit motor control, lighting, and power supply applications where temporary inrush currents occur.

What are the specifications of the MERSEN TR8/10R fuse?

The MERSEN TR8/10R is a Class RK5, TR-R series, time-delay, non-indicating cylindrical fuse rated 800 mA at 250 V AC and 250 V DC. It provides reliable overcurrent protection for industrial equipment requiring a compact, high-interrupting-capacity solution.

Where to buy MERSEN TR8/10R fuses worldwide?

3G Electric supplies MERSEN TR8/10R fuses worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this Class RK5 time-delay fuse.

How to select the right MERSEN TR-R fuse for my application?

Select a MERSEN TR-R fuse by matching voltage (250 V AC/DC), current rating (800 mA for TR8/10R), and time-delay characteristic to your circuit's inrush profile. Always verify interrupting capacity and ambient temperature derating per NEC guidelines for Class RK5 fuses.

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, 1.4 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-4/10R)
MERSEN
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, 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, 600 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR6/10R)
MERSEN
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, 500 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR1/2R)
MERSEN
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)
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, 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)

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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 2.25 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR2-1/4R)
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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: TRM Series, Midget, Time-Delay, 6 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN TRM6)
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MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 1.25 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1-1/4R)
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MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 1.25 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1-1/4R)
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MERSEN Fuse: GDG Series, Time-Delay, 8 A, 250 V AC, 5.1 mm x 20.1 mm (MPN GDG8)
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MERSEN Fuse: GDG Series, Time-Delay, 8 A, 250 V AC, 5.1 mm x 20.1 mm (MPN GDG8)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 2.5 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR2-1/2R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 2.5 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR2-1/2R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 20 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR20R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 20 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR20R)