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MERSEN OT150 Fast-Acting Blade Fuse - Fast-Acting Blade Fuses
MERSENFast-Acting Blade Fuses

MERSEN OT150 Fast-Acting Blade Fuse

The MERSEN OT Series Class K5 Fast-Acting Blade Fuse (MPN OT150) is a non-indicating fuse rated for 150 A at 250 V AC and 250 V DC. This industrial fuse is designed for overcurrent protection in electrical circuits.

SKU 3G-OTH-25436

Also listed as: OT 150 · OT-150

Brand
MERSEN
Item
OT150 Fast-Acting Blade Fuse
Part Number
OT150
Category
Fast-Acting Blade Fuses
Available to Order
Also known as:OT150MERSEN
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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
OT150
Series
OT
Type
OT Series, Fast-Acting, 150 A, 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 OT Series Class K5 Fast-Acting Blade Fuse (MPN OT150) is a non-indicating fuse rated for 150 A at 250 V AC and 250 V DC. This industrial fuse is designed for overcurrent protection in electrical circuits.

Frequently Asked Questions

What is the MERSEN OT150 fuse used for?

The MERSEN OT150 is a Class K5 fast-acting blade fuse used for overcurrent protection in industrial electrical circuits. It is rated 150 A at 250 V AC and 250 V DC, making it suitable for protecting motors, transformers, and other equipment from short circuits and overloads.

What are the specifications of the MERSEN OT150 fuse?

The MERSEN OT150 is a non-indicating, fast-acting blade fuse from the OT Series. It has a current rating of 150 A and a voltage rating of 250 V AC and 250 V DC. The manufacturer part number is OT150, and it is a Class K5 fuse designed for industrial overcurrent protection.

Where to buy MERSEN OT150 fuse worldwide?

You can source the MERSEN OT150 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 applications.

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

To select the correct MERSEN OT fuse, match the voltage rating (250 V AC/DC) and current rating (e.g., 150 A for OT150) to your circuit requirements. Ensure the fuse is fast-acting for sensitive equipment. Consult the manufacturer's data sheet for interrupting capacity 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.
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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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