---
product_id: 185538951
title: "110V-120V 1440-1500W Small Under Sink Tank 2.5 Gallon Water Heater Hot Storage,Mini Instant Electric RV TR Trailer Kitchen Compact,Food Truck 2 PCs 16” Long 1/2”FIP Stainless Steel Hose (BI-2.5)"
brand: "biselong"
price: "1111 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/185538951-110v-120v-1440-1500w-small-under-sink-tank-2-5
store_origin: PL
region: Poland
---

# 1500W rapid heating Compact 2.5-gallon under-sink fit 304 stainless steel rustproof 110V-120V 1440-1500W Small Under Sink Tank 2.5 Gallon Water Heater Hot Storage,Mini Instant Electric RV TR Trailer Kitchen Compact,Food Truck 2 PCs 16” Long 1/2”FIP Stainless Steel Hose (BI-2.5)

**Brand:** biselong
**Price:** 1111 zł
**Availability:** ✅ In Stock

## Summary

> 🔥 Instant Hot Water, Zero Compromise!

## Quick Answers

- **What is this?** 110V-120V 1440-1500W Small Under Sink Tank 2.5 Gallon Water Heater Hot Storage,Mini Instant Electric RV TR Trailer Kitchen Compact,Food Truck 2 PCs 16” Long 1/2”FIP Stainless Steel Hose (BI-2.5) by biselong
- **How much does it cost?** 1111 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/185538951-110v-120v-1440-1500w-small-under-sink-tank-2-5)

## Best For

- biselong enthusiasts

## Why This Product

- Trusted biselong brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Heat Up in a Flash:** 1500W 'L' shaped element delivers hot water in just 8-15 minutes—no more waiting!
- • **Smart Energy Saver:** 99% thermal efficiency with a smart inverter chip that maintains your perfect temperature automatically.
- • **Space-Savvy Design:** Compact 13”x11.4”x10.6” footprint fits discreetly under sinks, in RVs, or food trucks without cramping your style.
- • **Safety You Can Trust:** CE, ROHS, FCC certified with multi-layer protection including overheat and leak-proof safeguards.
- • **Built to Last & Leakproof:** Premium 1.1mm thick 304 stainless steel with laser welding ensures zero rust and zero leaks.

## Overview

The BISELONG BI-2.5 is a compact, 2.5-gallon under-sink electric water heater featuring a powerful 1500W heating element for rapid temperature recovery in 8-15 minutes. Constructed with thick 304 stainless steel and advanced laser welding, it guarantees durability and leak resistance. Its smart inverter technology maintains water temperature efficiently with 99% thermal retention, while the space-saving design fits perfectly in kitchens, RVs, and food trucks. Certified for safety with multiple protections, this unit offers a reliable, energy-efficient hot water solution with easy installation and a 2-year warranty.

## Description

110V-120V 1440-1500W Small Under Sink Tank 2.5 Gallon Water Heater Hot Storage,Mini Instant Electric RV TR Trailer Kitchen Compact,Food Truck 2 PCs 16” Long 1/2”FIP Stainless Steel Hose (BI-2.5)

## Features

- 【Rapid Temperature Recovery】The BISELONG water heater is made from 0.04inch (1.1mm) thick 304 stainless steel and uses laser welding technology, ensuring it never rusts, withstands high pressure, and doesn't leak! The 1500w "L" shaped heating element increases the heat exchange area with the water in the tank, speeding up the heating process and eliminating the long wait for hot water beside the sink! (It can heat up to your desired temperature in 8-15 minutes for up to two sinks at a time).
- 【Energy-Saving Smart Inverter】Automatically keeps water warm and stores hot water. The compact 2.5-gallon tank can be installed under the sink, with a thermal efficiency of 99% and a maximum temperature of 149℉. It has a built-in smart chip that heats to the temperature you set, and when it reaches the desired temperature, it automatically insulates to keep the heat in.Additionally, it helps reduce scale buildup!
- 【Compact Design Saves Space】BISELONG has always been committed to original design! Its compact, square design makes this water heater ideal for homes, under sinks, RVs, food trucks, and more. It can be installed in cabinets or used in conjunction with washing machines and dishwashers. The product dimensions are 13.0''L x 11.4''W x 10.6''H inches.
- 【Easy Installation】Water connection tube is 1/2''FPI, electrical requirements: 120v (AC), single voltage: 1500w with plug connection wire, maximum water pressure 108PSI, recommended circuit breaker rating: 15Amps, BISELONG electric water heater can be installed on walls or floors, in a concealed position.
- 【Safety protection】 Certified by CE, ROHS, and FCC for safety and reliability. Electrical insulation at the entrance/exit. Leak proof plug. High quality insulation material with high temperature limiting device and automatic temperature control. Multi layer protection ensures safety.
- 【Product Upgrade】On June 25, 2023, the product was fully upgraded—the water heater’s 304 stainless steel lining will be thickened to 0.04 inches (1.1 millimeters), providing a longer service life, and the unit weight increased to 8.4lbs (3.8 kilograms). The insulation material and foam insulation were replaced, improving the Improved insulation effect, making it more energy-efficient!
- 【Customer Service】If there are any quality issues with the product or problems with installation, you can contact us at any time. Our customer service is online for 16 hours!！
- 【Note】Due to the improvement in product quality, the warranty period for water heaters purchased after July 4, 2023, is 2 years. According to buyer feedback, some water heaters had quality issues. Based on the photos provided by the buyers, it was found that they mistakenly installed the pressure relief valve at the outlet (red end)!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | BISELONG |
| Product Dimensions | 11.2"W x 11.8"H |
| Special Feature | Overheat Protection, Rustproof |
| Color | White |
| Wattage | 1500 watts |
| Voltage | 120 Volts |
| Maximum Temperature | 149 Degrees Fahrenheit |
| Heat Output | 1.5E+3 Watts |
| Efficiency | 98% |
| Style | Protection,Safety,Thermal |
| Maximum Operating Pressure | 108 Pound per Square Inch |
| Mounting Type | wall mount or shelf mount |
| Is Electric | Yes |
| Manufacturer | BISELONG |
| Item Depth | 10.6 inches |
| UPC | 708257587205 |
| Item Weight | 9.5 pounds |
| Item model number | BI-2.5 |
| Item Package Quantity | 1 |
| Special Features | Overheat Protection, Rustproof |
| Included Components | T-tube, hose, safety valve |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** BISELONG
- **Product Dimensions:** 11.2"W x 11.8"H
- **Special Feature:** Overheat Protection, Rustproof
- **Color:** White
- **Wattage:** 1500 watts

## Images

![110V-120V 1440-1500W Small Under Sink Tank 2.5 Gallon Water Heater Hot Storage,Mini Instant Electric RV TR Trailer Kitchen Compact,Food Truck 2 PCs 16” Long 1/2”FIP Stainless Steel Hose (BI-2.5) - Image 1](https://m.media-amazon.com/images/I/51GneT+qlrL.jpg)

## Available Options

This product comes in different **Model** options.

## Questions & Answers

**Q: Can I connect the water intake on this unit from the hot water supply from my house water heater?  The house heater is very far from kitchen sink**
A: Yes you can connect this unit to the hot water supply line from your existing hot water heater and have hot water delivered to your kitchen sink. This unit will reheat the hot/warm water to the desired temperature. This should ensure you have continued hot water.

**Q: 1/2 hose that comes with it doesnt screw onto the hot water male prong. What is supposed to be used?**
A: You can take out the gasket from the hose and replace it with the two thin gaskets we present so that you can easily screw it on

**Q: Will this work for an outdoor shower?**
A: If you take a Navy shower, as in turn on water rinse, off while washing self, turn water on to rinse.  Would need to be a short shower overall but it could work.

**Q: is there a protection plan offered?**
A: Water and electricity are separated, so it is safe. There is an overheat protection device inside. When there is no water in the water heater, it will start and stop the water heater. After everything is perfect, it will continue to work.

## Frequently Bought Together

- 110V-120V 1440-1500W Small Under Sink Tank 2.5 Gallon Water Heater Hot Storage,Mini Instant Electric RV TR Trailer Kitchen Compact,Food Truck 2 PCs 16” Long 1/2”FIP Stainless Steel Hose (BI-2.5)
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**Shop now:** [https://www.desertcart.pl/products/185538951-110v-120v-1440-1500w-small-under-sink-tank-2-5](https://www.desertcart.pl/products/185538951-110v-120v-1440-1500w-small-under-sink-tank-2-5)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-29*