Mersen OT300

Fuse Amp-Trap® 250V 300A Fast-Acting Class K5 OT Series

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Mersen OT300 Fuse Amp-Trap® 250V 300A Fast-Acting Class K5 OT Series — General Accessories
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Mersen OT300 Fuse Amp-Trap® 250V 300A Fast-Acting Class K5 OT Series — General Accessories
Mersen OT300 Fuse Amp-Trap® 250V 300A Fast-Acting Class K5 OT Series — General Accessories
Mersen OT300 Fuse Amp-Trap® 250V 300A Fast-Acting Class K5 OT Series — General Accessories

Product Description

One-Time OT and OTN general purpose fuses provide low cost protection for feeder and branch-circuits serving lighting, heating, and other non-motor loads. OT and OTN fuses will safely interrupt available short-circuit currents up to 50,000 amperes in all ratings. OT and OTN fuses are not rejection fuses and care should be taken to ensure that replacement fuses do not have lower interrupting ratings than original fuses. OTN(15-60) satisfy the Canadian electrical code requirement for Type P low melting-point, non-time-delay fuses.
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Offer details

Best offer from:
Trusted supplier — United States, member since 2023
Availability:
3 pcs.
In-Stock
Updated at: 05-09-2026
Warranty:
12 months
Condition:
New Factory Sealed
New Factory Sealed - A brand-new, unused, unopened, undamaged item in its original manufacturer-sealed packaging.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
Mersen
Rated voltage AC UL
250 V
Rated voltage DC UL
250 V
Ampere Rating
300 A
ROHS Compliant
Yes
Fuse Class
Class K5
Speed/Characteristic
Fast-Acting

Available Offers

(2)
OT300 Mersen, General Accessories

Mersen

Available:
0 pcs.
On Request
Updated at: 05-09-2026
Offer from:
Trusted supplier — Italy, member since 2021, 10–19 employees
Warranty:
12 months

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Documents

Data Sheet

Datasheet for Mersen OT300, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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