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

3G Electric
MERSEN TRS4/10R Class RK5 Time-Delay Cylindrical Fuse, 400 mA, 600 V AC/DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN TRS4/10R Class RK5 Time-Delay Cylindrical Fuse, 400 mA, 600 V AC/DC

The MERSEN TRS-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TRS4/10R) is a 400 mA, non-indicating fuse rated for 600 V AC and 600 V DC. This product is part of the TRS-R series, designed for overcurrent…

SKU 3G-OTH-27388

Also listed as: TRS410R · TRS4 10R · TRS4-10R

Brand
MERSEN
Item
TRS4/10R Class RK5 Time-Delay Cylindrical Fuse, 400 mA, 600 V AC/DC
Part Number
TRS4/10R
Category
Time-Delay Cylindrical Fuses
Available to Order
Also known as:TRS4/10RMERSEN
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
TRS4/10R
Series
TRS-R
Type
TRS-R Series, Time-Delay, 400 mA, Non-Indicating
AC
600 V
DC
600 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 Class RK5 Time-Delay Cylindrical Fuse (MPN TRS4/10R) is a 400 mA, non-indicating fuse rated for 600 V AC and 600 V DC. This product is part of the TRS-R series, designed for overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the MERSEN TRS4/10R fuse used for?

The MERSEN TRS4/10R is a Class RK5 time-delay cylindrical fuse rated 400 mA at 600 V AC/DC. It protects industrial motor circuits, transformers, and control panels from overcurrent while tolerating harmless inrush surges. Common in manufacturing, HVAC, and power distribution systems.

What are the specifications of the MERSEN TRS4/10R fuse?

The MERSEN TRS4/10R is a Class RK5, TRS-R series, time-delay, non-indicating fuse. It is rated 400 mA, 600 V AC, and 600 V DC. The manufacturer part number is TRS4/10R. It is a cylindrical fuse designed for branch-circuit protection with a 200 kA interrupting rating.

Where to buy MERSEN TRS4/10R fuses worldwide?

3G Electric supplies the MERSEN TRS4/10R fuse worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this TRS-R series fuse to any country.

How to select the correct MERSEN TRS4/10R fuse for an application?

Select the MERSEN TRS4/10R fuse by matching its 400 mA rating and 600 V AC/DC voltage to your circuit. Ensure the Class RK5 time-delay characteristic suits motor or transformer inrush. Verify the interrupting rating meets system fault current. Consult a qualified engineer for proper coordination.

Used in

Common applications for MERSEN
Industrial control panels — Mersen USCC1 and USCC2 UL Class CC fuse blocks for DIN rail mounting and finger-safe branch circuit protection.
Motor starters — Mersen ATQ time-delay fuses and DAR0 R-rated fuses for motor overload and short-circuit protection.
Power supplies and instrumentation — Mersen GGM and GSB fast-acting cylindrical fuses for overcurrent protection in compact electronic circuits.
DC systems — Mersen A30QS very-fast-acting square fuses rated 300 V DC for semiconductor and DC equipment protection.
Medium-voltage distribution — Mersen DAR0 R-rated fuses rated 5.08 kV AC for general-purpose overcurrent protection with visual indication.
Not sure this is the right part? Photo-identify it→

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 →

More from MERSEN

View all MERSEN parts →
Time-delay cylindrical fuse from the ATQ Series, rated 8 A and 500 V AC. Midget size with 13/32 in x 1 1/2 in dimensions and non-indicating design. Provides overload and short-circuit protection for circuits that experience temporary inrush currents, such as control transformers and motor starters
MERSEN
Time-delay cylindrical fuse from the ATQ Series, rated 8 A and 500 V AC. Midget size with 13/32 in x 1 1/2 in dimensions and non-indicating design. Provides overload and short-circuit protection for circuits that experience temporary inrush currents, such as control transformers and motor starters
Midget time-delay fuse rated 100 mA at 250 V AC. Measures 13/32 in x 1 1/2 in with indicating feature for visual blown-fuse identification. Provides overcurrent protection in circuits such as control transformers, solenoids, and instrumentation where temporary inrush currents occur
MERSEN
Midget time-delay fuse rated 100 mA at 250 V AC. Measures 13/32 in x 1 1/2 in with indicating feature for visual blown-fuse identification. Provides overcurrent protection in circuits such as control transformers, solenoids, and instrumentation where temporary inrush currents occur
MERSEN GDG Series time-delay cylindrical fuse rated 2.5 A, 250 V AC. Physical dimensions are 5.1 mm x 20.1 mm. Designed for overcurrent protection in industrial equipment such as control panels, motor circuits, and power supplies where tolerance to inrush currents is required
MERSEN
MERSEN GDG Series time-delay cylindrical fuse rated 2.5 A, 250 V AC. Physical dimensions are 5.1 mm x 20.1 mm. Designed for overcurrent protection in industrial equipment such as control panels, motor circuits, and power supplies where tolerance to inrush currents is required
Class RK1 time-delay cylindrical fuse rated 30 A at 250 V AC and 250 V DC. Features indicating function for blown fuse detection. Suitable for overcurrent protection in motor circuits, transformers, and other equipment with inrush currents
MERSEN
Class RK1 time-delay cylindrical fuse rated 30 A at 250 V AC and 250 V DC. Features indicating function for blown fuse detection. Suitable for overcurrent protection in motor circuits, transformers, and other equipment with inrush currents
Time-delay cylindrical fuse rated 5 A and 250 V AC with a non-indicating 5 mm x 20 mm body. Suitable for overcurrent protection in industrial equipment, power supplies, and control panels where delayed response to transient surges is required. Equivalent to S505, 477, and GSF fuse series
MERSEN
Time-delay cylindrical fuse rated 5 A and 250 V AC with a non-indicating 5 mm x 20 mm body. Suitable for overcurrent protection in industrial equipment, power supplies, and control panels where delayed response to transient surges is required. Equivalent to S505, 477, and GSF fuse series
Class RK5 time-delay cylindrical fuse rated 20 A, 250 V AC and 160 V DC. Features visual indication for blown fuse detection. Used for motor and transformer protection in industrial control panels, switchgear, and distribution equipment requiring inrush current tolerance and overload protection
MERSEN
Class RK5 time-delay cylindrical fuse rated 20 A, 250 V AC and 160 V DC. Features visual indication for blown fuse detection. Used for motor and transformer protection in industrial control panels, switchgear, and distribution equipment requiring inrush current tolerance and overload protection
Time-delay cylindrical fuse rated 125 mA at 600 V AC. Dual-element design with melamine body, non-indicating, 13/32 in x 1 1/2 in. Suited for control transformers and solenoids in industrial circuits
MERSEN
Time-delay cylindrical fuse rated 125 mA at 600 V AC. Dual-element design with melamine body, non-indicating, 13/32 in x 1 1/2 in. Suited for control transformers and solenoids in industrial circuits

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first