--- product_id: 175060711 title: "48 Gallon RV Waste Black Water Holding Tank 56 x 30 x 9 WT-4800" brand: "classacustoms" price: "1991626CFA" currency: XOF in_stock: true category: "Class Acustoms" url: https://www.desertcart.sn/products/175060711-48-gallon-rv-waste-black-water-holding-tank-56-x store_origin: SN region: Senegal --- # 3” ABS Female Outlet 48 Gallon Capacity Made in USA MDPE Resin 48 Gallon RV Waste Black Water Holding Tank 56 x 30 x 9 WT-4800 **Brand:** classacustoms **Price:** 1991626CFA **Availability:** βœ… In Stock ## Summary > 🚐 Upgrade your RV’s backbone with the ultimate black water tank! ## Quick Answers - **What is this?** 48 Gallon RV Waste Black Water Holding Tank 56 x 30 x 9 WT-4800 by classacustoms - **How much does it cost?** 1991626CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/175060711-48-gallon-rv-waste-black-water-holding-tank-56-x) ## Best For - classacustoms enthusiasts ## Why This Product - Trusted classacustoms brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Precision 3” ABS Outlet:** Engineered for secure waste flowβ€”just add your custom piping - β€’ **Massive 48 Gallon Capacity:** Perfect for extended RV trips without frequent dumps - β€’ **Premium USA-Made MDPE Resin:** Durable, seamless one-piece construction resists cracks and leaks - β€’ **Built for Longevity & Safety:** Avoid over-tightening and pressurizing to keep your tank damage-free - β€’ **Customizable Inlet & Vent Placement:** Tailor installation to your RV’s unique setup for optimal venting ## Overview The Class A Customs 48 Gallon RV Waste Black Water Holding Tank is a robust, seamless, medium density polyethylene tank designed exclusively for waste and gray water use in RVs, campers, trailers, and tiny houses. Made in the USA, it features a fixed 3” ABS female outlet and requires user-installed inlet and vent fittings. Engineered for durability and custom installation, this tank supports extended travel with reliable waste management. ## Description RV Waste Water Holding Tank MADE IN THE USA by Class A Customs using Medium Density Polyethylene (MDPE) Resin TANK NOT FOR FRESH OR DRINKING WATER USE – WASTE/GRAY WATER USE ONLY -SEAMLESS One-piece construction, no seams to burst COLOR Black OEM PART No retail box - no install instructions Have a certified technician install all parts to prevent product damage and personal injury PREPARATION Tanks are made in a warehouse clean each tank prior to use to remove any debris, scuffs or marking from the manufacturing process INSTALLED OUTLET 3” ABS Female Pipe - outlet can not be moved DO NOT over-tighten fittings damage will occur Dump valves do not hook directly to the 3" ABS fitting, from the outlet run PVC or ABS piping, dump valve is added to the piping. INLET & VENT INSTALLATION Class A Customs Black Water Tanks only come with the outlet the end user will determine where the inlet and vent will need to be placed and install, hardware NOT included. TANK MUST BE VENTED allowing air in and out when in use. *DO NOT PRESSURIZE TANK* DO NOT over-tighten fittings damage will occur. MOUNTING & BRACING be sure to secure tank to prevent movement and be sure to secure due to weight when loaded DO NOT place weight on tank. ## Features - 48 Gallon RV Waste Water Holding Tank MADE IN THE USA by Class A Customs using Medium Density Polyethylene (MDPE) Resin TANK NOT FOR FRESH OR DRINKING WATER USE – WASTE/GRAY WATER USE ONLY – Used in RV’s Campers, Trailers, Motorhomes and Tiny Houses - INSTALLED OUTLET 3” ABS Female Pipe - outlet can not be moved DO NOT over-tighten fittings damage will occur Dump valves do not hook directly to the 3" ABS fitting, from the outlet run PVC or ABS piping (not included), dump valve (not included) is added to the piping. - INLET & VENT INSTALLATION Class A Customs Black Water Tanks only come with the outlet the end user will determine where the inlet and vent will need to be placed and install, hardware NOT included. TANK MUST BE VENTED allowing air in and out when in use. *DO NOT PRESSURIZE TANK* DO NOT over-tighten fittings damage will occur. - NOT INCLUDED Inlet and Vent Fittings / Additional Fittings / Hardware / Mounting Hardware / Dump Valve / Piping NOT INCLUDED ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07RLTG22R | | Best Sellers Rank | #1,068,462 in Automotive ( See Top 100 in Automotive ) #102 in RV Black Water Tanks | | Brand Name | classAcustoms | | Capacity | 48 Gallons | | Color | Black | | Customer Reviews | 4.4 4.4 out of 5 stars (47) | | Item Dimensions L x W x H | 56"L x 9"H | | Manufacturer | Class A Customs | | Manufacturer Part Number | WT-4800 | | Material Type | Polyethylene (PE), Polyvinyl Chloride (PVC), Resin | | Shape | Rectangular | | Unit Count | 1.0 Count | ## Product Details - **Brand:** classAcustoms - **Capacity:** 48 Gallons - **Color:** Black - **Material:** Polyethylene (PE), Polyvinyl Chloride (PVC), Resin - **Product Dimensions:** 56"L x 9"H ## Images ![48 Gallon RV Waste Black Water Holding Tank 56 x 30 x 9 WT-4800 - Image 1](https://m.media-amazon.com/images/I/71pTHSi0DAL.jpg) ## Frequently Bought Together - Class A Customs 48 Gallon RV Waste Black Water Holding Tank 56 x 30 x 9 WT-4800 - Valterra T50 3" Hub x 3" Bay with Cap Valve Assembly,Black - ICON 12483 Rubber Grommet, 1-1/2" --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/175060711-48-gallon-rv-waste-black-water-holding-tank-56-x](https://www.desertcart.sn/products/175060711-48-gallon-rv-waste-black-water-holding-tank-56-x) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-08-09*