{"product_id":"21492847-relay-bracket-genuine-volvo-penta","title":"21492847 Relay Bracket | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n A mounting bracket used to support relay sockets, relays and associated electrical-distribution hardware on Volvo Penta D4 and D6 engines.\n\u003c\/p\u003e\n\u003ch2\u003e\n 🚤 Compatibility\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   Engine Family:\n  \u003c\/strong\u003e\n  D\n \u003c\/li\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   HP Range:\n  \u003c\/strong\u003e\n  145-480 HP\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\n Full model list at the end of this description.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Supports relay and fuse equipment\n \u003c\/li\u003e\n \u003cli\u003e\n  Maintains wiring and connector alignment\n \u003c\/li\u003e\n \u003cli\u003e\n  Reduces electrical-component vibration\n \u003c\/li\u003e\n \u003cli\u003e\n  Correct D4 and D6 engine mounting profile\n \u003c\/li\u003e\n \u003cli\u003e\n  Designed for the matching relay box and sockets\n \u003c\/li\u003e\n \u003cli\u003e\n  Quantity varies by assembly, most commonly one\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n The bracket secures the relays and sockets so electrical contacts remain stable under engine vibration.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Relay box moving or rattling\n \u003c\/li\u003e\n \u003cli\u003e\n  Loose relay sockets\n \u003c\/li\u003e\n \u003cli\u003e\n  Intermittent faults caused by component movement\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🛠️ Service Notes\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  At 18 grams this is a light stamped bracket rather than a substantial mounting plate — check it for cracking or elongated holes rather than expecting it to bend, since thin steel like this fails by fatigue cracking, not gradual distortion\n \u003c\/li\u003e\n \u003cli\u003e\n  It carries relay box 21494263, so if the box or its relays have been vibrating loose, check this bracket's fixings and the panel it mounts to at the same time\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/h2\u003e\n\u003ch3\u003e\n OEM Supersession Chain\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21492847 → Supersedes 21392273 → Supersedes 3587174\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21392273 earlier number superseded by this part\n \u003c\/li\u003e\n \u003cli\u003e\n  3587174 earlier number superseded by this part\n \u003c\/li\u003e\n \u003cli\u003e\n  3587172 - Relay socket\n \u003c\/li\u003e\n \u003cli\u003e\n  21400091 - Relays\n \u003c\/li\u003e\n \u003cli\u003e\n  3171420 - Relays\n \u003c\/li\u003e\n \u003cli\u003e\n  21494263 - Relay box\n \u003c\/li\u003e\n \u003cli\u003e\n  23559411 - Related wiring harnesses\n \u003c\/li\u003e\n \u003cli\u003e\n  23748284 - Related wiring harnesses\n \u003c\/li\u003e\n \u003cli\u003e\n  21426987 - Speed monitor\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📦 Condition\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine Volvo Penta part\n \u003c\/li\u003e\n \u003cli\u003e\n  Brand new\n \u003c\/li\u003e\n \u003cli\u003e\n  Supplied in original or equivalent packaging\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔎 Full Model Compatibility\n\u003c\/h2\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Volvo Penta D6-340I-G, D6-380I-G, D6-440I-G, D6-480I-G, D6-300A-G, D6-340A-G, D6-380A-G, D6-440I-WJ-G, D6-480I-WJ-G, D6-300D-G, D6-340D-G, D6-380D-G, D6-440D-G, D6-480D-G, D6-400A-G, D6-440A-G, D6-300I-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D13C3-B MH, D13C1-B MH, D13C4-B MH, D13C4-B MP, D13C5-B MP, D13C1-A MH, D13C2-A MH, D13C3-B MG, D13C4-B MG, D13C5-A MP, D13C2-A MG, D13C1-A MG, D13C7-B MP, D13C8-B MP\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D4-175I-G, D4-230I-G, D4-270I-G, D4-320I-G, D4-300I-G, D4-150A-G, D4-230A-G, D4-270A-G, D4-320A-G, D4-300A-G, D4-145I-G\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D16C1-E MG, D16C1-F MG, D16C2-E MG, D16C2-F MG, D16C1-E MH, D16C1-F MH, D16C2-E MH, D16C2-F MH\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D8A6-A MH, D8A6-A MG, D8A7-A MP, D8A8-A MP\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D11B2-A MP, D11B1-A MP\n \u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53379430416676,"sku":"427275M","price":6.86,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_057a8457-1b1b-487d-a84b-788c76b3b020.png?v=1788056467","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/21492847-relay-bracket-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}