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MERSEN Fuse: TRM Series, Midget, Time-Delay, 20 A, 250 V AC, 13/32 in x 1 1/2 in - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: TRM Series, Midget, Time-Delay, 20 A, 250 V AC, 13/32 in x 1 1/2 in

The MERSEN TRM Series is a time-delay cylindrical fuse, specifically a midget fuse rated at 20 A and 250 V AC. It features a 13/32 in x 1 1/2 in non-indicating design, identified by manufacturer part number TRM20.

SKU 3G-OTH-25343

Also listed as: TRM 20 · TRM-20

Brand
MERSEN
Item
Fuse: TRM Series, Midget, Time-Delay, 20 A, 250 V AC, 13/32 in x 1 1/2 in
Category
Time-Delay Cylindrical Fuses
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MERSEN
Manufacturer Part Number
TRM20
Series
TRM
Type
Midget, Time-Delay, 20 A, 13/32 in x 1 1/2 in, Non-Indicating
AC
250 V

Technical Documents

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

Product Description

The MERSEN TRM Series is a time-delay cylindrical fuse, specifically a midget fuse rated at 20 A and 250 V AC. It features a 13/32 in x 1 1/2 in non-indicating design, identified by manufacturer part number TRM20.

Frequently Asked Questions

What is the MERSEN TRM20 fuse used for?

The MERSEN TRM20 is a time-delay midget fuse rated 20 A and 250 V AC. It protects industrial control circuits, motors, and transformers from overloads and short circuits, allowing temporary inrush currents without nuisance opening.

What are the specifications of the MERSEN TRM20 fuse?

The MERSEN TRM20 is a TRM Series, time-delay, midget fuse rated 20 A and 250 V AC. It has a 13/32 in x 1 1/2 in non-indicating body. The manufacturer part number is TRM20.

Where to buy MERSEN TRM20 fuses worldwide?

3G Electric supplies MERSEN TRM20 fuses worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this time-delay midget fuse.

How to select the correct MERSEN TRM series fuse for a circuit?

Select a MERSEN TRM series fuse by matching the voltage (250 V AC) and current rating (e.g., 20 A) to your circuit requirements. Ensure the time-delay characteristic accommodates motor or transformer inrush. Verify physical size (13/32 in x 1 1/2 in) fits your holder.

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: TRM Series, Midget, Time-Delay, 10 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN TRM10)
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MERSEN Fuse: TRM Series, Midget, Time-Delay, 10 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN TRM10)
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