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MERSEN Fuse: ATM Series, Midget, Fast-Acting, 20 A, 600 V AC, 600 V DC - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN Fuse: ATM Series, Midget, Fast-Acting, 20 A, 600 V AC, 600 V DC

The MERSEN ATM Series is a fast-acting cylindrical fuse, specifically a midget fuse rated at 20 A, 600 V AC, and 600 V DC. It has a physical size of 13/32 in x 1 1/2 in and is identified by manufacturer part number…

SKU 3G-OTH-133936

Brand
MERSEN
Item
Fuse: ATM Series, Midget, Fast-Acting, 20 A, 600 V AC, 600 V DC
Category
Fast-Acting Cylindrical Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
ATM20
Type
Midget, Fast-Acting, 20 A, 13/32 in x 1 1/2 in
AC
600 V
DC
600 V
View Full Spec Sheet

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

Product Description

The MERSEN ATM Series is a fast-acting cylindrical fuse, specifically a midget fuse rated at 20 A, 600 V AC, and 600 V DC. It has a physical size of 13/32 in x 1 1/2 in and is identified by manufacturer part number ATM20.

Frequently Asked Questions

What is the MERSEN ATM20 fuse used for?

The MERSEN ATM20 is a fast-acting midget fuse rated 20 A, 600 V AC/DC. It protects sensitive circuits in industrial control panels, instrumentation, and power supplies where rapid overcurrent interruption is critical to prevent damage to downstream components.

What are the specifications of the MERSEN ATM20 fuse?

The MERSEN ATM20 is a 20 A, 600 V AC / 600 V DC fast-acting midget fuse from the ATM series. Its physical size is 13/32 in x 1 1/2 in. It is designed for cylindrical fuse holders and provides reliable overcurrent protection in demanding industrial environments.

Where to buy MERSEN ATM20 fuses worldwide?

3G Electric supplies the MERSEN ATM20 fuse to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this fast-acting midget fuse.

How to select the right MERSEN ATM series fuse for my application?

Select the MERSEN ATM fuse based on your circuit's voltage (AC or DC), continuous current rating, and available fuse-holder dimensions. The ATM20 is a 20 A, 600 V fast-acting option. Always verify interrupting capacity and coordination with upstream protection devices per NEC or IEC guidelines.

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 fast-acting 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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