{"product_id":"universal-12v-accessory-wiring-harness-30a-relay-kit-with-circuit-breaker","title":"Universal 12V Accessory Wiring Harness \u0026 30A Relay Kit with Circuit Breaker","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal 12V accessory wiring solution\u003c\/strong\u003e - Suitable for electric fuel pumps, electric water pumps, auxiliary lighting, horns and other compatible 12V accessories in hot rods, classic cars, muscle cars, custom vehicles and 4WDs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 amp relay and circuit protection\u003c\/strong\u003e - Includes a 30A relay and 30A circuit breaker to provide reliable switched power while reducing electrical load on dashboard switches and factory wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete heavy-gauge wiring kit\u003c\/strong\u003e - Supplied with a 100\" wiring harness, pre-wired relay connector, crimp terminals and installation hardware for a neat, straightforward installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"margin: 24px 0;\"\u003e\u003ca style=\"display: inline-flex; align-items: center; gap: 12px; padding: 12px 18px; border: 1px solid #d8d8d8; border-radius: 4px; text-decoration: none; color: #111111; font-weight: 600;\" rel=\"noopener noreferrer\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6940\/7395\/files\/relay-kit-fuel-pump-install-guide.pdf?v=1793958161\" target=\"_blank\"\u003e \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; flex: 0 0 34px;\"\u003e \u003cimg style=\"display: block; width: 100%; height: 100%; object-fit: contain;\" loading=\"lazy\" alt=\"Download\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6940\/7395\/files\/download.png?v=1783763800\"\u003e \u003c\/span\u003e \u003cspan\u003eDownload Instructions\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003eThe GASO Universal 12V 30 Amp Relay \u0026amp; Wiring Harness Kit provides a convenient solution for powering aftermarket electrical accessories in hot rods, street machines, muscle cars, classic vehicles, custom builds and 4WDs. Designed for high-performance electric fuel pumps, this versatile kit can also be used with a wide range of compatible 12V accessories that require a dedicated, relay-controlled power supply.\u003c\/p\u003e\n\u003cp\u003eBy using a 30 amp relay to switch power directly from the battery, the kit allows a low-current ignition signal, dashboard switch or suitable accessory controller to operate higher-current electrical equipment without passing the full accessory load through the control switch. The supplied 30 amp circuit breaker provides overload protection, while the heavy-gauge wiring supports dependable power delivery.\u003c\/p\u003e\n\u003cp\u003eThe pre-wired relay connector and included terminals simplify installation, while the special nesting connector design allows multiple compatible relays to be mounted neatly together for a clean, professional finish.\u003c\/p\u003e\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric fuel pumps\u003c\/strong\u003e - Ideal for our GPP-1001 and GPP-1002 electric fuel pumps fitted to carburetted engines, performance vehicles, hot rods and custom fuel systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric water pumps\u003c\/strong\u003e - Provides relay-controlled power for compatible aftermarket electric engine cooling and circulation pumps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric radiator cooling fans\u003c\/strong\u003e - Can be used with suitably rated electric cooling fans controlled by a thermostatic switch or compatible fan controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary driving lights and spotlights\u003c\/strong\u003e - Suitable for compatible aftermarket driving lights, spotlights, fog lights and custom lighting installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric horns and air horns\u003c\/strong\u003e - Provides switched power for compatible high-output horns, chrome trumpet horns and air horn compressors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir conditioning accessories\u003c\/strong\u003e - Can be used for compatible aftermarket air conditioning compressor clutch circuits and auxiliary electrical components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir suspension compressors\u003c\/strong\u003e - Potentially suitable for smaller, appropriately rated air suspension compressors and custom airbag suspension installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric vacuum pumps\u003c\/strong\u003e - Suitable for compatible vacuum pump power circuits, including systems used with modified engines, subject to the pump manufacturer's control and safety requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNitrous system accessories\u003c\/strong\u003e - Can provide switched power for compatible nitrous bottle heaters and auxiliary components when used with the required safety and control devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneral 12V custom accessories\u003c\/strong\u003e - Suitable for other compatible relay-controlled electrical equipment in vehicle restorations, performance upgrades and custom automotive installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: GASO\u003c\/li\u003e\n\u003cli\u003eType: Universal 12V automotive relay and wiring harness kit\u003c\/li\u003e\n\u003cli\u003eOperating voltage: 12V DC automotive electrical systems\u003c\/li\u003e\n\u003cli\u003eRelay rating: 30A\u003c\/li\u003e\n\u003cli\u003eCircuit breaker rating: 30A\u003c\/li\u003e\n\u003cli\u003eCircuit breaker type: Automatic reset\u003c\/li\u003e\n\u003cli\u003eHarness length: 100\" (approximately 2540mm)\u003c\/li\u003e\n\u003cli\u003eWire gauge range: 10-18 gauge\u003c\/li\u003e\n\u003cli\u003eMain power supply wire: 10 gauge\u003c\/li\u003e\n\u003cli\u003eAccessory power wire: 12 gauge\u003c\/li\u003e\n\u003cli\u003eRelay trigger wire: 18 gauge\u003c\/li\u003e\n\u003cli\u003eRelay ground wire: 18 gauge\u003c\/li\u003e\n\u003cli\u003eRelay connector: Pre-wired, nesting design\u003c\/li\u003e\n\u003cli\u003eApplications: Compatible 12V automotive electrical accessories\u003c\/li\u003e\n\u003cli\u003eVehicle suitability: Hot rods, muscle cars, classic cars, street machines, custom vehicles and 4WDs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKit Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 30 amp relay\u003c\/li\u003e\n\u003cli\u003e1 x 30 amp automatic-reset circuit breaker\u003c\/li\u003e\n\u003cli\u003e100\" heavy-gauge wiring harness\u003c\/li\u003e\n\u003cli\u003ePre-wired relay connector\u003c\/li\u003e\n\u003cli\u003eCrimp terminals\u003c\/li\u003e\n\u003cli\u003eInstallation hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUniversal design for a wide range of compatible 12V automotive accessories.\u003c\/li\u003e\n\u003cli\u003eProvides a dedicated relay-controlled power circuit for aftermarket electrical equipment.\u003c\/li\u003e\n\u003cli\u003eReduces high-current electrical load through dashboard switches and original vehicle switchgear.\u003c\/li\u003e\n\u003cli\u003eHeavy-gauge power wiring for reliable current delivery.\u003c\/li\u003e\n\u003cli\u003e30 amp circuit breaker provides overload protection and automatically resets after cooling.\u003c\/li\u003e\n\u003cli\u003eCan be triggered by a fused ignition-switched supply, suitable dashboard switch or compatible accessory controller.\u003c\/li\u003e\n\u003cli\u003ePre-wired relay connector helps simplify installation.\u003c\/li\u003e\n\u003cli\u003eSpecial connector allows additional compatible relays to be nested together for a cleaner installation.\u003c\/li\u003e\n\u003cli\u003eIdeal for custom wiring, restorations, performance upgrades and aftermarket accessory installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for 12V DC automotive electrical systems only.\u003c\/li\u003e\n\u003cli\u003eAccessory running current, start-up current and duty cycle must be compatible with the relay, circuit breaker and wiring capacity.\u003c\/li\u003e\n\u003cli\u003eSome electric cooling fans, air compressors and other high-current accessories may require a higher-rated relay, different circuit protection or dedicated wiring.\u003c\/li\u003e\n\u003cli\u003eThe relay trigger must be connected to an appropriately fused 12V control circuit.\u003c\/li\u003e\n\u003cli\u003eMount the circuit breaker close to the power source and route wiring away from excessive heat, sharp edges and moving components.\u003c\/li\u003e\n\u003cli\u003eAdditional thermostatic switches, pressure switches, controllers or safety devices may be required depending on the application and are not included.\u003c\/li\u003e\n\u003cli\u003eFor electric fuel pump installations, retain any manufacturer-required safety shut-off provisions.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GASO","offers":[{"title":"Default Title","offer_id":67883220074659,"sku":"GPP-2025","price":89.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6940\/7395\/files\/GPP-2025-relay-kit-wiring-harness-30amp.jpg?v=1793957626","url":"https:\/\/crankys.com.au\/products\/universal-12v-accessory-wiring-harness-30a-relay-kit-with-circuit-breaker","provider":"Cranky's Performance","version":"1.0","type":"link"}