| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
20 pcs
|
20 pcs | On Request | 1 | 100 | On Request | On Request | On Request | On Request |
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The OptiFuse FSA-7A is a fast-acting glass tube fuse designed for overcurrent protection in a variety of electronic and electrical applications. It is rated for 7A continuous current at 250VAC, with an interrupting rating of 200A at 250VAC and 100A at 125VAC (PSE standard). Its fast-blow response time makes it suitable for protecting sensitive components where rapid opening is critical.
This fuse features a glass tube body with metal end caps and requires a compatible fuse holder for installation. It measures 0.250" diameter by 1.252" length (6.35mm x 31.80mm), conforming to the industry-standard 3AB/3AG footprint. The operating temperature range is -55°C to 125°C, allowing use in diverse environments.
The FSA-7A is listed under UL 248-14 and CSA C22.2 No.248.14 standards, carrying approvals from CSA, cULus, and UR. A melting I²t rating of 195.3 A²s is provided for coordination studies. This fuse is part of the FSA series from OptiFuse and is RoHS3, REACH, and MSL 1 compliant per current data (unverified).
| Qty | Low | High |
|---|---|---|
| 1+ | $0.97 | $0.97 |
| 10+ | $0.85 | $0.85 |
| 50+ | $0.74 | $0.74 |
| 100+ | $0.70 | $0.70 |
| 250+ | $0.65 | $0.65 |
| 500+ | $0.60 | $0.60 |
| 1,000+ | $0.58 | $0.58 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
7A
250VAC
200A at 250VAC and 100A at 125VAC
Fast Blow
3AB, 3AG, 1/4" x 1-1/4" (6.35mm x 31.80mm)
-55°C to 125°C
195.3 A²s