Alpha 53 Gallon RV Holding Tank - 56" x 30" x 8.75" - 466BLANK OEM Black Water Waste Tank

AlphaSKU: 466001CD

Sale price$367.69 Regular price$474.21
FREE Delivery by December 16 – December 22
Stay Ahead of the Pack with the Alpha 53-Gallon RV Holding Tank—Built for Adventure and Reliability
Specifications drawing for Alpha 53 Gallon RV Holding Tank - 56
The Alpha 53 Gallons Holding Tank offers reliable waste management with a spacious 53-gallon capacity and durable rotational molded one-piece construction. Designed to withstand movement, vibration, and temperature changes, this authentic OEM tank meets strict health and quality standards—making it a trusted choice for RV owners and manufacturers alike. Each tank is individually leak-tested for ultimate peace of mind on the road.
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✓ ElkhartRVParts.com - The Only Authorized Place for Alpha Systems
✓ 100% Verified Authentic OEM Grade Part

Alpha 53 Gallon RV Holding Tank - Premium OEM Black Water Waste Tank (466BLANK)

The Alpha 466BLANK 53-gallon holding tank is the industry-leading solution for RV black water and waste management. Measuring 56" x 30" x 8 3/4", this OEM-quality rotomolded holding tank is the exact same tank used by major RV manufacturers in new builds, ensuring perfect compatibility and proven reliability for your RV waste system.

Why Choose This Alpha RV Holding Tank?

When you need a replacement RV holding tank that won't fail, the Alpha 466BLANK delivers professional-grade performance. This isn't an aftermarket imitation - it's the genuine OEM holding tank trusted by RV manufacturers nationwide. Every tank undergoes rigorous leak testing before shipping, so you can install with complete confidence.

Key Benefits & Features

  • 100% Genuine OEM Quality: Factory-direct Alpha Systems holding tank - the same tank installed in new RVs by major manufacturers
  • Superior Rotomolded Construction: Seamless one-piece design eliminates weak points and potential leak areas found in welded tanks
  • 53 Gallon Capacity: Ample waste storage for extended trips without frequent dumping
  • Leak-Tested Guarantee: Every single tank is individually submerged and pressure-tested before shipping
  • Road-Ready Durability: Engineered to withstand constant vibration, movement, and temperature extremes during travel
  • Health & Safety Certified: Meets all NSF and industry standards for RV waste containment systems
  • Lightweight Yet Strong: Advanced materials provide maximum strength at 88.5 lbs
  • Perfect Fit Dimensions: 56" L x 30" W x 8.75" H - designed for standard RV underbelly installations

Technical Specifications

  • Part Number: 466BLANK (Alpha Systems OEM)
  • Capacity: 53 Gallons
  • Dimensions: 56 inches (Length) x 30 inches (Width) x 8 3/4 inches (Height)
  • Weight: 88.5 lbs
  • Construction: Rotational molded single-piece design
  • Color: Black
  • Material: High-density polyethylene (HDPE)
  • Application: RV black water/waste holding tank
  • UPC: 779466000007
  • Manufacturer: Alpha Systems

Common Applications & Compatibility

This 53-gallon RV waste tank is ideal for:

  • Class A motorhome holding tank replacement
  • Class C RV black water tank upgrade
  • Fifth wheel waste tank replacement
  • Travel trailer holding tank repair
  • RV renovation and restoration projects
  • Custom RV builds requiring OEM-quality components
  • Fleet maintenance for RV rental companies

Why Rotomolded Tanks Are Superior

Unlike cheaper welded or seamed tanks, rotomolded holding tanks are manufactured as a single continuous piece with no joints, seams, or weak points. This advanced manufacturing process creates uniform wall thickness throughout the entire tank, providing exceptional strength and eliminating the most common failure points found in traditional tanks. The result is a holding tank that lasts longer, resists cracking, and provides leak-free performance year after year.

Installation & Compatibility Notes

Before ordering, please verify your existing tank dimensions to ensure proper fit. The Alpha 466BLANK measures 56" x 30" x 8.75" and is designed for standard RV underbelly mounting configurations. If you need assistance with product identification or have questions about compatibility with your specific RV model, our AI Live Chat has deep product knowledge and can help you confirm the right tank for your application.

What's Included

  • One (1) Alpha 466BLANK 53-gallon holding tank
  • Factory leak-test certification
  • Installation ready - fittings and sensors sold separately

Frequently Asked Questions

Q: Is this the same quality as the original tank in my RV?
A: Yes! This is the exact same OEM-grade tank used by major RV manufacturers. It's not an aftermarket replacement - it's the genuine article.

Q: How do I know if this tank will fit my RV?
A: Measure your existing tank's dimensions (56" x 30" x 8.75") and mounting configuration. Our AI Live Chat can help verify compatibility for your specific RV model.

Q: What's the difference between rotomolded and welded tanks?
A: Rotomolded tanks are formed as one seamless piece with no weak points or seams that can leak. Welded tanks have joints that can fail over time from vibration and stress.

Q: Does this come with fittings and sensors?
A: The tank comes installation-ready, but fittings and sensors are sold separately to ensure you get exactly what your RV configuration requires.

Q: Where can I buy authentic Alpha holding tanks?
A: ElkhartRVParts.com is the only authorized supplier of Alpha Systems holding tanks. Buying from unauthorized sellers risks receiving counterfeit or substandard products.

Related Products You May Need

Looking for other RV tank solutions? Browse our complete selection of RV water and holding tanks or explore our RV grey and black water holding tanks collection. Need help finding the perfect tank? Use our RV Tank Finder tool.

Trust the Authorized Source

ElkhartRVParts.com is the only authorized supplier of Alpha Systems holding tanks. When you order from us, you're guaranteed to receive a genuine OEM product backed by factory quality standards. Beware of unauthorized sellers offering counterfeit or substandard tanks that may fail prematurely or void your RV warranty.

Need Help? We're Here for You

Have questions about fitment, installation, or need help identifying the right holding tank for your RV? Use our AI Live Chat for instant assistance with deep product knowledge and expert guidance.

Order your genuine Alpha 466BLANK 53-gallon holding tank today and experience the difference that OEM quality makes!

100% Authentic OEM Parts

Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

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