![spx-johnson-pump-1500x1500](https://www.rhsboating.com.au/images/com_hikashop/upload/spx-johnson-pump-1500x1500.jpg) Description: Explore marine water management equipment with SPX Johnson Pump at RHS Boating & Marine. This collection brings the Johnson Pump marine range together under its SPX brand identity, making it easier to compare pumps, systems and compatible service parts. It is a practical place to start when you are servicing an existing installation or planning equipment for a different onboard task. The supplier catalogue includes products for bilge drainage, livewell circulation, freshwater pressure, washdown and selected waste or toilet applications. It also lists impellers and other replacement components for specified models. These categories involve different liquids and operating conditions, so the correct pump must be chosen for the particular system rather than selected solely by brand or stated flow rate. Record the existing model, voltage and hose connections before comparing replacements. Review the installation dimensions, control method and the parts supplied with the product. If ordering a service component, confirm the exact pump reference and any relevant version information. Similar housings or familiar names are not a substitute for a verified parts match. A brand collection can make servicing simpler when several onboard systems use equipment from the same manufacturer. Keep separate records for each pump, including its location and purpose, rather than relying on the shared brand name. That helps distinguish a freshwater component from a bilge, livewell or waste-system part during repeat orders. Reviewing those records alongside the individual product listings gives you a more efficient way to organise spares and plan servicing across the different water systems fitted to the vessel. Shop SPX Johnson Pump at RHS Boating & Marine to put together a clearer maintenance or installation order. Consider access for future servicing and identify any separate strainers, switches or connection fittings needed to complete the job. Keeping those details in one equipment record can simplify ongoing maintenance and help you find the right replacement without repeating the identification process each time. [ ![RWB4106](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/RWB4106.jpg "Nairn Nylon Inspection Port - Black with clear lid - 125mm (5 inches) Opening") ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-black-with-clear-lid-125mm-5-inches-opening.html) $23.34 each [ Nairn Nylon Inspection Port - Black with clear lid - 125mm (5 inches) Opening ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-black-with-clear-lid-125mm-5-inches-opening.html) [ RWB4106 ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-black-with-clear-lid-125mm-5-inches-opening.html) [+](#) [–](#) [ ![RWB4114](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/RWB4114.jpg "Nairn Nylon Inspection Port - Black with clear lid - 150mm (6 inches) Opening") ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-black-with-clear-lid-150mm-6-inches-opening.html) $26.42 each [ Nairn Nylon Inspection Port - Black with clear lid - 150mm (6 inches) Opening ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-black-with-clear-lid-150mm-6-inches-opening.html) [ RWB4114 ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-black-with-clear-lid-150mm-6-inches-opening.html) [+](#) [–](#) [ ![RWB4103](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/chatgpt_image_sep_24_2026_09_02_48_am.jpg "Nairn Nylon Inspection Port - White with clear lid - 100mm (4 inches) Opening") ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-100mm-4-inches-opening.html) $20.11 each [ Nairn Nylon Inspection Port - White with clear lid - 100mm (4 inches) Opening ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-100mm-4-inches-opening.html) [ RWB4103 ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-100mm-4-inches-opening.html) [+](#) [–](#) [ ![RWB4107](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/chatgpt_image_sep_24_2026_09_02_48_am.jpg "Nairn Nylon Inspection Port - White with clear lid - 125mm (5 inches) Opening") ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-125mm-5-inches-opening.html) $23.34 each [ Nairn Nylon Inspection Port - White with clear lid - 125mm (5 inches) Opening ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-125mm-5-inches-opening.html) [ RWB4107 ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-125mm-5-inches-opening.html) [+](#) [–](#) [ ![RWB4115](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/chatgpt_image_sep_24_2026_09_02_48_am.jpg "Nairn Nylon Inspection Port - White with clear lid - 150mm (6 inches) Opening") ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-150mm-6-inches-opening.html) $26.42 each [ Nairn Nylon Inspection Port - White with clear lid - 150mm (6 inches) Opening ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-150mm-6-inches-opening.html) [ RWB4115 ](https://www.rhsboating.com.au/categories/nairn-nylon-inspection-port-white-with-clear-lid-150mm-6-inches-opening.html) [+](#) [–](#) [ ![RWB4120](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/chatgpt_image_sep_24_2026_09_02_48_am.jpg "Nairn Pry-Out Inspection Port - White - 200mm (8 inches) Opening") ](https://www.rhsboating.com.au/categories/nairn-pry-out-inspection-port-white-200mm-8-inches-opening.html) $64.80 each [ Nairn Pry-Out Inspection Port - White - 200mm (8 inches) Opening ](https://www.rhsboating.com.au/categories/nairn-pry-out-inspection-port-white-200mm-8-inches-opening.html) [ RWB4120 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slop stopper – Black – Marine Engine Accessories ](https://www.rhsboating.com.au/categories/nairn-round-slop-stopper-black-marine-engine-accessories.html) [ 260542 ](https://www.rhsboating.com.au/categories/nairn-round-slop-stopper-black-marine-engine-accessories.html) [+](#) [–](#) [ ![260543](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/260543.jpg "Nairn round slop stopper – White – Marine Engine Accessories") ](https://www.rhsboating.com.au/categories/nairn-round-slop-stopper-white-marine-engine-accessories.html) $10.57 each [ Nairn round slop stopper – White – Marine Engine Accessories ](https://www.rhsboating.com.au/categories/nairn-round-slop-stopper-white-marine-engine-accessories.html) [ 260543 ](https://www.rhsboating.com.au/categories/nairn-round-slop-stopper-white-marine-engine-accessories.html) [+](#) [–](#) [ ![762171](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/762171.jpg "Narva 12 Pin Flat Trailer Plug Hardware Parts – Boat Deck & Cabin Hardware") ](https://www.rhsboating.com.au/categories/narva-12-pin-flat-trailer-plug-hardware-parts-boat-deck-cabin-hardware.html) $35.75 each [ Narva 12 Pin Flat Trailer Plug Hardware Parts – Boat Deck & Cabin Hardware ](https://www.rhsboating.com.au/categories/narva-12-pin-flat-trailer-plug-hardware-parts-boat-deck-cabin-hardware.html) [ 762171 ](https://www.rhsboating.com.au/categories/narva-12-pin-flat-trailer-plug-hardware-parts-boat-deck-cabin-hardware.html) [+](#) [–](#) [ ![220175](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/220175.jpg "NARVA 12 Way Marine Fuse Box – Boat Electrical Accessories 220175") ](https://www.rhsboating.com.au/categories/narva-12-way-marine-fuse-box-boat-electrical-accessories-220175.html) $132.25 each [ NARVA 12 Way Marine Fuse Box – Boat Electrical Accessories 220175 ](https://www.rhsboating.com.au/categories/narva-12-way-marine-fuse-box-boat-electrical-accessories-220175.html) [ 220175 ](https://www.rhsboating.com.au/categories/narva-12-way-marine-fuse-box-boat-electrical-accessories-220175.html) [+](#) [–](#) [ ![490226](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/490226.jpg "NARVA 14" Single Row Marine LED Light Bar – Marine Lighting 490226") ](https://www.rhsboating.com.au/categories/narva-14-single-row-marine-led-light-bar-marine-lighting-490226.html) $252.78 each [ NARVA 14" Single Row Marine LED Light Bar – Marine Lighting 490226 ](https://www.rhsboating.com.au/categories/narva-14-single-row-marine-led-light-bar-marine-lighting-490226.html) [ 490226 ](https://www.rhsboating.com.au/categories/narva-14-single-row-marine-led-light-bar-marine-lighting-490226.html) [+](#) [–](#) [ ![490230](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/490230.jpg "NARVA 22" Double Row Marine LED Light Bar – Marine Lighting 490230") ](https://www.rhsboating.com.au/categories/narva-22-double-row-marine-led-light-bar-marine-lighting-490230.html) $591.71 each [ NARVA 22" Double Row Marine LED Light Bar – Marine Lighting 490230 ](https://www.rhsboating.com.au/categories/narva-22-double-row-marine-led-light-bar-marine-lighting-490230.html) [ 490230 ](https://www.rhsboating.com.au/categories/narva-22-double-row-marine-led-light-bar-marine-lighting-490230.html) [+](#) [–](#) [ ![490228](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/490228.jpg "NARVA 22" Single Row Marine LED Light Bar – Marine Lighting 490228") ](https://www.rhsboating.com.au/categories/narva-22-single-row-marine-led-light-bar-marine-lighting-490228.html) $419.43 each [ NARVA 22" Single Row Marine LED Light Bar – Marine Lighting 490228 ](https://www.rhsboating.com.au/categories/narva-22-single-row-marine-led-light-bar-marine-lighting-490228.html) [ 490228 ](https://www.rhsboating.com.au/categories/narva-22-single-row-marine-led-light-bar-marine-lighting-490228.html) [+](#) [–](#) [ ![704009](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/704009.jpg "NARVA 4 Position Key Start Marine Switch (accessories-off-ignition-start)") ](https://www.rhsboating.com.au/categories/narva-4-position-key-start-marine-switch-accessories-off-ignition-start.html) $60.24 each [ NARVA 4 Position Key Start Marine Switch (accessories-off-ignition-start) ](https://www.rhsboating.com.au/categories/narva-4-position-key-start-marine-switch-accessories-off-ignition-start.html) [ 704009 ](https://www.rhsboating.com.au/categories/narva-4-position-key-start-marine-switch-accessories-off-ignition-start.html) [+](#) [–](#) [ ![762140](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/762140.jpg "Narva 7 Pin Flat Trailer Plug Hardware Parts – Boat Deck & Cabin Hardware") ](https://www.rhsboating.com.au/categories/narva-7-pin-flat-trailer-plug-hardware-parts-boat-deck-cabin-hardware.html) $9.75 each [ Narva 7 Pin Flat Trailer Plug Hardware Parts – Boat Deck & Cabin Hardware ](https://www.rhsboating.com.au/categories/narva-7-pin-flat-trailer-plug-hardware-parts-boat-deck-cabin-hardware.html) [ 762140 ](https://www.rhsboating.com.au/categories/narva-7-pin-flat-trailer-plug-hardware-parts-boat-deck-cabin-hardware.html) [+](#) [–](#) [ ![762042](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/762042.jpg "Narva 7 Pin Flat Trailer Socket Hardware Parts – Boat Electrical Accessories") ](https://www.rhsboating.com.au/categories/narva-7-pin-flat-trailer-socket-hardware-parts-boat-electrical-accessories.html) $11.14 each [ Narva 7 Pin Flat Trailer Socket Hardware Parts – Boat Electrical Accessories ](https://www.rhsboating.com.au/categories/narva-7-pin-flat-trailer-socket-hardware-parts-boat-electrical-accessories.html) [ 762042 ](https://www.rhsboating.com.au/categories/narva-7-pin-flat-trailer-socket-hardware-parts-boat-electrical-accessories.html) [+](#) [–](#) [ ![762161](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/762161.jpg "Narva 7 Pin Large Round Metal Trailer Plug Hardware Parts – 762161") ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-metal-trailer-plug-hardware-parts-762161.html) $17.33 each [ Narva 7 Pin Large Round Metal Trailer Plug Hardware Parts – 762161 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-metal-trailer-plug-hardware-parts-762161.html) [ 762161 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-metal-trailer-plug-hardware-parts-762161.html) [+](#) [–](#) [ ![762062](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/762062.jpg "Narva 7 Pin Large Round Metal Trailer Socket Hardware Parts – 762062") ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-metal-trailer-socket-hardware-parts-762062.html) $21.53 each [ Narva 7 Pin Large Round Metal Trailer Socket Hardware Parts – 762062 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-metal-trailer-socket-hardware-parts-762062.html) [ 762062 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-metal-trailer-socket-hardware-parts-762062.html) [+](#) [–](#) [ ![762180](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/762180.jpg "Narva 7 Pin Large Round Plastic Trailer Plug Hardware Parts – 762180") ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-plastic-trailer-plug-hardware-parts-762180.html) $11.14 each [ Narva 7 Pin Large Round Plastic Trailer Plug Hardware Parts – 762180 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-plastic-trailer-plug-hardware-parts-762180.html) [ 762180 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-plastic-trailer-plug-hardware-parts-762180.html) [+](#) [–](#) [ ![762052](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/500x500/762052.jpg "Narva 7 Pin Large Round Plastic Trailer Socket Hardware – 762052") ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-plastic-trailer-socket-hardware-762052.html) $14.50 each [ Narva 7 Pin Large Round Plastic Trailer Socket Hardware – 762052 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-plastic-trailer-socket-hardware-762052.html) [ 762052 ](https://www.rhsboating.com.au/categories/narva-7-pin-large-round-plastic-trailer-socket-hardware-762052.html) [+](#) [–](#) Display #21 - [](https://www.rhsboating.com.au/brands-listing/category/spx-johnson-pump-marine-bilge-water-waste-pumps/view-category/layout-listing.html?start=3969&limit=21) - 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