Shawmut OT40 40A Fuse (Lot of 16)
The Shawmut OT40 is a 40-amp, 250-volt, Class K5 fast-acting fuse designed for general-purpose applications. This lot includes 16 fuses, ideal for bulk requirements in residential and small commercial installations.
Key Features
- Amperage Rating: 40 Amps
- Voltage Rating: 250 VAC/DC
- Fuse Class: K5
- Interrupting Rating: 50,000 AIC at 250 VAC; 20,000 AIC at 250 VDC
- Physical Dimensions: 13/16″ diameter x 3″ length
- Type: One-Time, Non-Rejection
Applications
The OT40 fuses are suitable for protecting feeder and branch circuits serving lighting, heating, and other non-motor loads. They provide low-cost protection and are commonly used in residential and small commercial installations.
Additional Information
These fuses are designed to safely interrupt available short-circuit currents up to 50,000 amperes, ensuring reliable protection for your electrical systems. Please note that OT and OTN fuses are not rejection fuses; therefore, care should be taken to ensure that replacement fuses do not have lower interrupting ratings than the original fuses.













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