Product Specifications:
| Item | Semiconductor Fuse |
| Ac Max I.r./breaking Capacity I1 | 50 kA |
| Ac Voltage | 500V AC |
| Ac/dc | AC |
| Amps | 20A |
| Body Material | GMG |
| Body/insulating Material | GMG |
| Connection/terminal Material | Copper |
| Connection/terminal Type | Ferrule |
| Diameter | 14.3 mm |
| Finish | Tin Plated |
| Frequency | 50/60 Hz |
| Length | 51.1 mm |
| Mounting | Clip |
| Product Datasheet | mersen-ferraz-a50qs100-4.pdf |
| Product Group | Semiconductor Protection Fuses |
| Rated Voltage Ac Ul | 500V |
| Speed Characteristic | High Speed |
| Speed Type | High Speed |
Shipping Info:
| Ship weight (kg) | 0.02 |
| Ship height (cm) | 1.6 |
| Ship length (cm) | 5.11 |
| Ship width (cm) | 1.42 |
Documentation:
Product Variants
| Product | Model | Amps | Diameter | Body Material | Mounting | Speed Type | Fits Fuse Block Style | Fuse Size | Fuse Dia. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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A50QS1000-4 | 1000A | 73.2 mm | Fiberglass | Bolted | High Speed | Nonrejection | 7" x 2 7/8" | - | €991.39 | |
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A50QS1000-4IL | 1000A | 73.2 mm | GMG | Bolted | High Speed | - | - | - | €1,376.18 | |
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A50QS100-4 | 100A | 25.4 mm | Fiberglass | Bolted | High Speed | Nonrejection | 3 5/8" x 1" | - | €91.94 | |
![]() |
A50QS100-4IL | 100A | 25.4 mm | GMG | Bolted | High Speed | - | - | - | €140.00 | |
![]() |
A50QS100-4Y | 100A | 25.4 mm | Fiberglass | Bolted | High Speed | Nonrejection | 3 5/8" x 1" | - | €109.45 | |
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A50QS10-1 | 10A | 14.3 mm | GMG | Clip | High Speed | - | - | - | - | RFQ
|
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A50QS1200-4 | 1200A | 73.2 mm | Fiberglass | Bolted | High Speed | Nonrejection | 7" x 2 7/8" | - | €1,020.53 |
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Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
MERSEN FERRAZ A50QS20-1 Semiconductor Fuse, High Speed, 500V 20A, aR Class




