Semiconductor Fuse, 300A, Fast-Acting, 700V AC, Bolt-On MPN:A70QS300-4
Semiconductor Fuse, 300A, Fast-Acting, 700V AC, Bolt-On
Protect your electrical systems with the Mersen Semiconductor Fuse, a reliable and fast-acting solution for high-current applications. Rated for 300A at 700V AC, this fuse is designed to interrupt short circuits quickly, minimizing damage and downtime. Its fiberglass body and non-rejection design make it an ideal choice for use in a variety of industries, including industrial automation, renewable energy, and data centers. With a high interrupt rating of 200kA at 700V AC, this fuse provides peace of mind for system designers and operators. Its compact size and easy installation make it a convenient addition to any electrical system.
Top product features:
- Fast-Acting design for rapid overcurrent protection
- Non-Indicating design for compact installation
- Interrupt Rating of 100kA at 700V DC and 200kA at 700V AC for high fault current capability
Top product applications:
- Overcurrent protection in DC power supplies
- Protection of motor control circuits
- Protection of industrial power distribution systems
Semiconductor Fuse, 300 A, 700 V AC, 700 V DC, A70QS Series, Non-Indicating, Fast-Acting, Body Style Bolt-On, Non-Rejection, Interrupt Rating 100kA at 700V DC, 200kA at 700V AC, Fuse Size 5-1/16 in L x 1-1/2 in dia, Length 5 1/16 in, Diameter 1 1/2 in, Equivalent Brand and Series A70QS, Bussmann FWP, Littelfuse L70QS, Mersen A70P, Equivalent Series A70P, A70QS, FWP, L70QS, Body Material Fiberglass, Single Element, Standards CE, UL Recognized, Guide JFHR2, File 60314, CSA Certified LR12636
Additional Information
- Country of Origin: MX
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 8.10
- Package Width: 5.40
- Package Height: 1.60
- Package Weight: 3.40
Product info last updated on February 28, 2026 7:57pm UTC
Category: Fuses and Accessories