Datasheet for the Kidde 500 Series Smoke Detectors, published in 2020. Document No: K85001-0606, Rev: 1.1. 10 models including 521B, 521BXT, 521NCRXT and 7 additional variants. Engineering specifications, wiring diagrams, and mounting dimensions.

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Smoke Detector Tester, 10 in. L x 9 in. W

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Klein Tools 32500 11-in-1 Screwdriver/Nut Driver Set, 8 Bits (Phillips, Slotted, Torx, Square), 3 Nut Driver Sizes, Cushion Grip Handle

Smoke Detector Tester, 10 in. L x 9 in. W

ExpertPower 12v 7ah Rechargeable Sealed Lead Acid Battery

Klein Tools 32500 11-in-1 Screwdriver/Nut Driver Set, 8 Bits (Phillips, Slotted, Torx, Square), 3 Nut Driver Sizes, Cushion Grip Handle

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500 Series Smoke Detectors

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