Standard GFI Receptacle Testers
521B101 tests all 115VAC, single phase, 3 wire conventional and GFl protected outlets for proper wiring reversed polarity and correct grounds. Push button switch tests GFI trip function at 5mA level. 521B020 is similar, but without the GFI test function.
Product Info
Product Name | Product Number
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Price $CAN
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 Add |
| Standard Receptacle Tester | 123-512 | $20.90 |  |