Skip to main contentSkip to footer
Slide 1 of 6

Overview

Compact 2.5-gallon under-sink electric water heater designed for small kitchens, RVs, and food truck use.

BISELONG 2.5-Gallon Under Sink Electric Water Heater, 1440–1500W Mini Tank for RV & Kitchen

Model: BI-2.5
Web Code: 19718497
Sold and shipped by | 1.0 seller rating (2 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Enjoy on orders from this seller.

Seller Return Policy

Read return policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

• Rapid Heating & High Efficiency – The BISELONG under-sink water heater features a 1500W “L” shaped heating element and a 0.04" (1.1mm) 304 stainless steel tank with laser-welded seams. Heats water quickly to your desired temperature in 8–15 minutes, supplying hot water for up to two sinks simultaneously. Rust-resistant, leak-proof, and built to withstand high pressure.

• Smart Energy-Saving Inverter – Maintains water temperature automatically and stores hot water efficiently. With a 2.5-gallon compact tank, the heater offers 99% thermal efficiency, max temperature up to 149°F, and reduces scale buildup thanks to its smart chip temperature control and insulation.

• Space-Saving & Versatile Design – Compact, square design (13.0" L × 11.4" W × 10.6" H) fits under sinks, in cabinets, RVs, or food trucks. Perfect for washing machines, dishwashers, or general under-sink installation.

• Easy Installation – 1/2" FPI water connection, 120V AC electrical requirement, 1500W power, max water pressure 108 PSI, and recommended 15A circuit breaker. Can be mounted on walls or floors in concealed positions.

• Advanced Safety Features – CE, ROHS, and FCC certified. Equipped with electrical insulation, leak-proof plug, high-temperature limiting device, and automatic temperature control for multi-layer protection.

• Upgraded Durability – Improved 304 stainless steel lining and enhanced insulation increase service life and energy efficiency. Unit weight increased to 8.4 lbs (3.8 kg).

Product Condition
Brand New
Colour
White

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Yukon
  • Northwest Territories
  • Nunavut
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.