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MERSEN Fuse: Class K5, OT Series, Fast-Acting, 80 A, 250 V AC, 250 V DC - Fast-Acting Blade Fuses
MERSENFast-Acting Blade Fuses

MERSEN Fuse: Class K5, OT Series, Fast-Acting, 80 A, 250 V AC, 250 V DC

The MERSEN OT Series Class K5 Fast-Acting Blade Fuse (MPN OT80) is a non-indicating fuse rated at 80 A, 250 V AC, and 250 V DC. This fast-acting fuse is designed for overcurrent protection in industrial electrical…

SKU 3G-OTH-25503

Brand
MERSEN
Item
Fuse: Class K5, OT Series, Fast-Acting, 80 A, 250 V AC, 250 V DC
Category
Fast-Acting Blade Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
OT80
Series
OT
Type
OT Series, Fast-Acting, 80 A, Non-Indicating
AC
250 V
DC
250 V
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN OT Series Class K5 Fast-Acting Blade Fuse (MPN OT80) is a non-indicating fuse rated at 80 A, 250 V AC, and 250 V DC. This fast-acting fuse is designed for overcurrent protection in industrial electrical circuits.

Frequently Asked Questions

What is the MERSEN OT80 fuse used for?

The MERSEN OT80 is a Class K5 fast-acting blade fuse used for overcurrent protection in industrial electrical circuits. It is rated 80 A, 250 V AC, and 250 V DC, making it suitable for protecting motors, transformers, and other equipment where rapid response to short circuits is required.

What are the specifications of the MERSEN OT80 fuse?

The MERSEN OT80 is a Class K5 fast-acting, non-indicating blade fuse from the OT Series. It has a current rating of 80 A and voltage ratings of 250 V AC and 250 V DC. The manufacturer part number is OT80, and it is designed for overcurrent protection in industrial applications.

Where to buy MERSEN OT80 fuse worldwide?

You can source the MERSEN OT80 fuse worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine MERSEN components for industrial overcurrent protection needs.

How to select the correct MERSEN OT80 fuse for an application?

To select the MERSEN OT80 fuse, verify that your circuit's operating voltage does not exceed 250 V AC or 250 V DC and that the continuous current is below 80 A. Ensure the fuse is fast-acting for sensitive equipment. Always consult the manufacturer's data sheet for interrupting rating and coordination with upstream devices.

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 blade fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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