{"product_id":"elkhart-plastics-41-gallon-rv-holding-tank-epi-4327-h1284","title":"Elkhart Plastics - 41 Gallon RV Holding Tank 56\" x 34\" x 7.125\" EPI 4327 H1284","description":"\u003cdiv style=\"background-color: #f3f4f6; border-left: 4px solid #1d9bf0; padding: 15px; margin-bottom: 15px;\"\u003e\u003cp style=\"margin: 0; color: #1d9bf0; font-weight: bold;\"\u003e✓ \u003cstrong\u003eElkhartRVParts.com - The Only Authorized Place for Elkhart Plastics\/Ameri-Kart\u003c\/strong\u003e\u003c\/p\u003e\u003c\/div\u003e\u003cdiv style=\"background-color: #f3f4f6; border-left: 4px solid #10b981; padding: 15px; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0; color: #10b981; font-weight: bold;\"\u003e✓ \u003cstrong\u003e100% Verified Authentic OEM Grade Part\u003c\/strong\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003e41 Gallon RV Holding Tank - Premium OEM Replacement by Elkhart Plastics\u003c\/h2\u003e\u003cp\u003eReplace your worn or damaged RV holding tank with this authentic \u003cstrong\u003e41 gallon black water holding tank\u003c\/strong\u003e manufactured by Elkhart Plastics\/Ameri-Kart. Engineered with precision roto-molding technology and heavy-duty 0.180\" wall thickness, this \u003cstrong\u003eEPI 4327 (H1284) holding tank\u003c\/strong\u003e delivers the same OEM quality and durability as your original equipment.\u003c\/p\u003e\u003cp\u003eMeasuring 56\" x 34\" x 7.125\", this low-profile holding tank is designed for RVs, travel trailers, and motorhomes where space is at a premium but capacity cannot be compromised. The black polyethylene construction resists corrosion, odors, and UV degradation for years of reliable waste storage.\u003c\/p\u003e\u003ch2\u003eWhy Choose This Elkhart Plastics Holding Tank?\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e✓ Authentic OEM Manufacturing:\u003c\/strong\u003e Made by Elkhart Plastics\/Ameri-Kart, the same manufacturer that supplies major RV brands with original equipment tanks. You're getting factory-grade quality, not an aftermarket imitation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ Heavy-Duty Construction:\u003c\/strong\u003e Precision roto-molded from virgin black polyethylene with a robust 0.180\" wall thickness that resists punctures, cracks, and leaks even under the stress of road travel and temperature extremes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ Space-Efficient Design:\u003c\/strong\u003e The 56\" x 34\" x 7.125\" dimensions provide maximum 41-gallon capacity in a low-profile configuration, perfect for tight underbelly installations where vertical clearance is limited.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ Verified Compatibility:\u003c\/strong\u003e Direct replacement for EPI part numbers 4327 and H1284. If your existing tank bears either of these numbers, this is your exact match replacement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ Ready to Install:\u003c\/strong\u003e Arrives with standard fittings and mounting provisions. The sealed hole on top is a manufacturing vent (not functional) - all connections are pre-positioned for straightforward installation.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 41 Gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 56\" Length x 34\" Width x 7.125\" Height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall Thickness:\u003c\/strong\u003e 0.180\" (Heavy Duty)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Black Polyethylene (UV Resistant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing Process:\u003c\/strong\u003e Precision Roto-Molding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e EPI 4327, H1284\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e H1284004\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 79 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Elkhart Plastics\/Ameri-Kart\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible RV Models \u0026amp; Applications\u003c\/h2\u003e\u003cp\u003eThis 41-gallon holding tank is commonly found in:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTravel trailers and fifth wheels requiring low-profile waste storage\u003c\/li\u003e\n\u003cli\u003eClass A, B, and C motorhomes with limited underbelly clearance\u003c\/li\u003e\n\u003cli\u003eRVs originally equipped with EPI 4327 or H1284 tanks\u003c\/li\u003e\n\u003cli\u003eCustom RV builds and renovations needing reliable black water capacity\u003c\/li\u003e\n\u003cli\u003eReplacement installations where the original tank has cracked, leaked, or degraded\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e The small sealed hole visible on the top surface is a manufacturing vent created during the roto-molding process. It serves no functional purpose and should remain sealed. All inlet, outlet, and vent connections are located in their designated positions.\u003c\/p\u003e\u003ch2\u003eComplete Your RV Holding Tank System\u003c\/h2\u003e\u003cp\u003eMaximize the performance and longevity of your new holding tank with these compatible products:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/elkhartrvparts.com\/products\/3-barb-x-hub-coupler-black-u300bc\" style=\"color: #dc2626; font-weight: bold;\"\u003e3\" Barbed Coupler for RV Holding Tanks\u003c\/a\u003e - Essential fitting for secure hose connections\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/elkhartrvparts.com\/collections\/replacement-parts-fittings-for-rv-holding-tanks\" style=\"color: #dc2626; font-weight: bold;\"\u003eReplacement Parts \u0026amp; Fittings for RV Holding Tanks\u003c\/a\u003e - Browse valves, sensors, and accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/elkhartrvparts.com\/collections\/all-rv-water-and-holding-tanks\" style=\"color: #dc2626; font-weight: bold;\"\u003eAll RV Water and Holding Tanks\u003c\/a\u003e - Explore our complete tank inventory\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompare Similar Capacity Holding Tanks\u003c\/h2\u003e\u003cdiv style=\"overflow-x: auto; margin: 20px 0;\"\u003e\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #e5e7eb;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background-color: #dc2626; color: white;\"\u003e\n\u003cth style=\"padding: 12px; text-align: left; border: 1px solid #e5e7eb;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border: 1px solid #e5e7eb;\"\u003eCapacity\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border: 1px solid #e5e7eb;\"\u003eDimensions (L x W x H)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border: 1px solid #e5e7eb;\"\u003ePart Numbers\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border: 1px solid #e5e7eb;\"\u003eBest For\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border: 1px solid #e5e7eb;\"\u003eView Details\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #fef2f2; border-left: 4px solid #dc2626;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb; font-weight: bold;\"\u003eEPI 4327 \/ H1284\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e41 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e56\" x 34\" x 7.125\"\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e4327, H1284\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eLow-profile wide installations\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003cstrong\u003eCurrent Product\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eEPI 366H \/ H1253\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e42 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e66\" x 21\" x 9\"\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e366H, H1253\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eNarrow, longer installations\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003ca href=\"https:\/\/elkhartrvparts.com\/products\/42-gallon-rv-holding-tank-66-x-21-x-9-epi-366h-h1253\" style=\"color: #dc2626;\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eEPI 4430\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e42 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e84\" x 23\" x 12\"\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e4430\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eExtra-long chassis applications\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003ca href=\"https:\/\/elkhartrvparts.com\/products\/42-gallon-rv-holding-tank-84-x-23-x-12-epi-4430\" style=\"color: #dc2626;\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eEPI 1950\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e45 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e62\" x 24\" x 10.5\"\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e1950\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eSlightly larger capacity needs\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003ca href=\"https:\/\/elkhartrvparts.com\/products\/45-gallon-rv-holding-tank-62-x-24-x-10-1-2-epi-1950\" style=\"color: #dc2626;\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eEPI 614H \/ H858003\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e46 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e64\" x 32\" x 9\"\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e614H, H858003\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eBalanced dimensions, higher capacity\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003ca href=\"https:\/\/elkhartrvparts.com\/products\/46-gal-rv-holding-tank-epi-614h\" style=\"color: #dc2626;\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eEPI 992H\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e50 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e62\" x 26\" x 10\"\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e992H\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003eMaximum capacity upgrade\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #e5e7eb;\"\u003e\u003ca href=\"https:\/\/elkhartrvparts.com\/products\/50-gallon-rv-holding-tank-62-x-26-x-10-epi-992h\" style=\"color: #dc2626;\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"background-color: #f3f4f6; border-left: 4px solid #dc2626; padding: 15px; margin-top: 15px;\"\u003e\u003cstrong\u003e💡 Helpful Tip:\u003c\/strong\u003e When selecting a replacement holding tank, always verify your available space dimensions first. Measure length, width, and height clearance in your RV's underbelly before ordering. If your existing tank is labeled with EPI 4327 or H1284, this is your direct replacement.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat is the sealed hole on top of the tank?\u003c\/h3\u003e\u003cp\u003eThe sealed hole on the top surface is a manufacturing vent created during the roto-molding process. It has no functional purpose and should remain sealed. All necessary inlet, outlet, and vent connections are located in their designated positions on the tank.\u003c\/p\u003e\u003ch3\u003eIs this tank compatible with my RV?\u003c\/h3\u003e\u003cp\u003eThis tank is a direct replacement for any RV originally equipped with EPI part number 4327 or H1284. If your existing tank has either of these numbers stamped or labeled on it, this is your exact replacement. Always verify your available space dimensions (56\" x 34\" x 7.125\") before ordering.\u003c\/p\u003e\u003ch3\u003eWhat is the wall thickness of this holding tank?\u003c\/h3\u003e\u003cp\u003eThis tank features a heavy-duty 0.180\" wall thickness, providing superior strength and durability compared to thinner aftermarket alternatives. The robust construction resists punctures, cracks, and leaks.\u003c\/p\u003e\u003ch3\u003eWhere is this holding tank manufactured?\u003c\/h3\u003e\u003cp\u003eThis tank is manufactured in the USA by Elkhart Plastics\/Ameri-Kart, a leading OEM supplier to the RV industry. You're getting the same quality tank that RV manufacturers install at the factory.\u003c\/p\u003e\u003ch3\u003eHow do I install this RV holding tank?\u003c\/h3\u003e\u003cp\u003eInstallation requires removing your old tank, positioning the new tank in the same location, securing it with appropriate mounting straps or brackets, and connecting the inlet, outlet, and vent lines. We recommend professional installation if you're not experienced with RV plumbing systems. Don't forget to order any necessary \u003ca href=\"https:\/\/elkhartrvparts.com\/collections\/replacement-parts-fittings-for-rv-holding-tanks\" style=\"color: #dc2626;\"\u003efittings and couplers\u003c\/a\u003e for your installation.\u003c\/p\u003e\u003ch3\u003eCan I use this as a fresh water tank instead of a holding tank?\u003c\/h3\u003e\u003cp\u003eThis tank is specifically designed and manufactured as a black water holding tank (waste storage). For fresh water applications, please browse our selection of \u003ca href=\"https:\/\/elkhartrvparts.com\/collections\/all-rv-water-and-holding-tanks\" style=\"color: #dc2626;\"\u003efresh water tanks\u003c\/a\u003e that are manufactured from food-grade materials.\u003c\/p\u003e\u003ch2\u003eOrder Your Authentic Elkhart Plastics Holding Tank Today\u003c\/h2\u003e\u003cp\u003eDon't settle for inferior aftermarket tanks that may crack, leak, or fail prematurely. Invest in authentic OEM quality from Elkhart Plastics\/Ameri-Kart - the same manufacturer trusted by major RV brands. With heavy-duty 0.180\" wall construction, precision roto-molding, and verified compatibility with EPI 4327 and H1284 part numbers, this 41-gallon holding tank delivers reliable performance for years to come.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNeed help with product identification or have questions?\u003c\/strong\u003e Use our AI Live Chat for deep product knowledge and expert assistance with finding the right parts for your RV.\u003c\/p\u003e\u003cp style=\"background-color: #f3f4f6; border-left: 4px solid #10b981; padding: 15px; margin-top: 20px;\"\u003e\u003cstrong\u003e✓ In Stock and Ready to Ship\u003c\/strong\u003e\u003cbr\u003eOrder now for fast, reliable delivery of your authentic Elkhart Plastics holding tank.\u003c\/p\u003e","brand":"Elkhart Plastics\/Ameri-Kart","offers":[{"title":"Default Title","offer_id":41395557892248,"sku":"H1284004","price":299.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0346\/2397\/9579\/files\/1BF6A995-D237-4FF7-85BC-1EB2E979B59C.jpg?v=1768235018","url":"https:\/\/elkhartrvparts.com\/en-ca\/products\/elkhart-plastics-41-gallon-rv-holding-tank-epi-4327-h1284","provider":"Elkhart RV Parts","version":"1.0","type":"link"}