LITTELFUSE Semiconductor Fuse: L70QS Series, Very-Fast-Acting, 300 A, 700 V AC
The LITTELFUSE L70QS Series is a very-fast-acting bolt-on semiconductor fuse rated at 300 A, 700 V AC, and 700 V DC (MPN L70QS300.X). This AC/DC fuse is designed for overcurrent protection in power electronic circuits.
SKU 3G-OTH-25531
Also listed as: L70QS300X · L70QS300 X · L70QS300-X
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
Need installation or engineering help?
Ask a question
Product Description
The LITTELFUSE L70QS Series is a very-fast-acting bolt-on semiconductor fuse rated at 300 A, 700 V AC, and 700 V DC (MPN L70QS300.X). This AC/DC fuse is designed for overcurrent protection in power electronic circuits.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the LITTELFUSE L70QS300.X fuse used for?
The LITTELFUSE L70QS300.X is a very-fast-acting bolt-on semiconductor fuse used for overcurrent protection in power electronic circuits, such as inverters, drives, and UPS systems. It handles 300 A at 700 V AC or 700 V DC, safeguarding sensitive components from short circuits and overloads.
What are the specifications of the L70QS300.X fuse?
The L70QS300.X is a 300 A, very-fast-acting semiconductor fuse from the LITTELFUSE L70QS Series. It is rated for 700 V AC and 700 V DC, with a bolt-on mounting style. The voltage type is AC/DC, and the manufacturer part number is L70QS300.X.
Where to buy LITTELFUSE L70QS300.X worldwide?
You can source the LITTELFUSE L70QS300.X 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 LITTELFUSE fuses for power electronics protection.
How to select the correct L70QS fuse for my application?
To select the correct L70QS fuse, match the voltage rating (700 V AC or DC) and current rating (300 A) to your circuit requirements. Ensure the bolt-on mounting fits your panel. For very-fast-acting protection in semiconductor circuits, verify the interrupting rating and ambient temperature derating per LITTELFUSE guidelines.
Used in
Common applications for LITTELFUSELITTELFUSE Products
3G Electric supplies LITTELFUSE very-fast-acting bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
