{"product_id":"raw-water-pump-fits-northern-lights-6kw-and-under-series-generators-replaces-25-12007-145016820-25-18305","title":"Raw Water Pump – Fits Northern Lights 6KW and Under Series Generators (Replaces 25-12007, 145016820, 25-18305)","description":"\u003ch2\u003eRaw Water Pump – Fits Northern Lights 6KW and Under Series Generators\u003c\/h2\u003e\n\u003cp\u003eThis raw water pump is designed for Northern Lights 6KW and under series generators, including the M643, M673, NL643, NL673 model lines and their variants.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct replacement for several OEM and aftermarket part numbers, including Northern Lights 25-12007, 145016820, and 25-18305; Jabsco 30415-7001; JMP JPR-NL08IH; and Ancor 298.\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Mounts as a direct replacement to the original.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Constructed from marine-grade bronze for durability in saltwater environments.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIncluded Parts:\u003c\/strong\u003e Comes with the pump assembly and a required O-ring mounting gasket.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eBrand\u003c\/th\u003e\n            \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n            \u003ctd\u003e25-12007\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n            \u003ctd\u003e145016820\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n            \u003ctd\u003e25-18305\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eJabsco\u003c\/td\u003e\n            \u003ctd\u003e30415-7001\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eJMP\u003c\/td\u003e\n            \u003ctd\u003eJPR-NL08IH\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003eAncor\u003c\/td\u003e\n            \u003ctd\u003e298\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003eBrand\u003c\/th\u003e\n                \u003cth\u003eModel\u003c\/th\u003e\n                \u003cth\u003eOEM Part No.\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM643\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM643K\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM643M\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eNL643\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM673\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM673D\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM673L\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM673L2\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM673L3\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM673LD2\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eM673LD3\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eNL673\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eNL673L\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eNL673L2\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNorthern Lights\u003c\/td\u003e\n                \u003ctd\u003eNL673L3\u003c\/td\u003e\n                \u003ctd\u003e25-12007\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003cth\u003eValue\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eRaw Water Pump\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eDirect replacement\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e1\/2\" Hose\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eBronze (Marine Grade)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eHousing Color\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eBronze\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e110 × 117 × 81 mm (L×W×H)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e1.5 kg (3.3 lbs)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eFitting Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eHose barb\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e1 Year (JMP replacement)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eOther Technical Attributes\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eBidirectional rotation (can turn right or left)\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e1 x Raw Water Pump (Replaces 25-12007)\u003c\/li\u003e\n    \u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 x O-Ring Mounting Gasket\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n    \u003cli\u003eEnsure the engine is off and cool. Close the raw water intake seacock.\u003c\/li\u003e\n    \u003cli\u003ePlace a container below the pump to catch any spilled coolant or water.\u003c\/li\u003e\n    \u003cli\u003eLoosen the hose clamps and carefully disconnect the inlet and outlet hoses from the pump.\u003c\/li\u003e\n    \u003cli\u003eRemove the mounting bolts that secure the pump to the engine bracket.\u003c\/li\u003e\n    \u003cli\u003eGently detach the old pump from the engine. You may need to lightly tap it to break the seal.\u003c\/li\u003e\n    \u003cli\u003eThoroughly clean the pump mounting surface on the engine, removing any old gasket material or sealant.\u003c\/li\u003e\n    \u003cli\u003ePlace the new O-ring or gasket onto the new pump or engine mounting surface.\u003c\/li\u003e\n    \u003cli\u003eAlign the new pump with the mounting holes and install the bolts, tightening them evenly to the manufacturer's specified torque.\u003c\/li\u003e\n    \u003cli\u003eReconnect the inlet and outlet hoses and secure them with the clamps.\u003c\/li\u003e\n    \u003cli\u003eOpen the raw water seacock.\u003c\/li\u003e\n    \u003cli\u003eStart the engine and immediately check the pump and hose connections for any water leaks.\u003c\/li\u003e\n    \u003cli\u003eMonitor the engine temperature to ensure the cooling system is functioning correctly.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if this pump fits my generator?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This pump is designed for Northern Lights 6KW and under series generators, such as the M643 and M673 models. To ensure compatibility, compare your old part number to the cross-reference list: \u003cstrong\u003e25-12007, 145016820, 25-18305, Jabsco 30415-7001, JMP JPR-NL08IH, or Ancor 298\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What does \"bidirectional rotation\" mean?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A bidirectional pump is designed to operate correctly regardless of whether the engine rotates it clockwise or counter-clockwise. This feature allows it to be used on a wider variety of engine configurations without modification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the common signs that my raw water pump needs to be replaced?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Key indicators of a failing pump include the engine running at a higher temperature than normal, a noticeable reduction in water flow from the exhaust outlet, visible water leaks around the pump body or shaft seal, or unusual grinding\/squealing noises from the pump during operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n    \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51310661009721,"sku":"23FIP147R2","price":419.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/23FIP147R2_6f0e83a6-39f4-4619-b572-c4c194493f34.png?v=1762053521","url":"https:\/\/jlmmarine.com\/es\/products\/raw-water-pump-fits-northern-lights-6kw-and-under-series-generators-replaces-25-12007-145016820-25-18305","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}