Product Information
Electronic control box subassembly
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Electronic control box subassembly (PN 8733956493) is a field-replaceable control enclosure designed to house control electronics, terminal connections and protective components used in Bosch HVAC and water‑heating equipment. It provides a consolidated wiring interface that simplifies technician access for diagnostics, maintenance and module swaps in boilers, heat pumps or electric‑heat accessory kits. I could not locate PN 8733956493 on Bosch North America sites; this description is based on Bosch parts and control‑box documentation. (bosch-homecomfort.com)
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