ThermoMate Mini Tank Water Heater ES150 — Instant Hot Water Under Sink, 1.32 Gal, UL Listed

Overview

Meet the ThermoMate ES150 Mini Tank Water Heater, a compact point‑of‑use solution designed to deliver hot water quickly at the faucet you use most. With a 1.32‑gallon capacity and a fast recovery rate, this unit aims to minimize waits while keeping energy use in check. Its efficient design and reliable build are built to fit smaller spaces without sacrificing comfort or convenience.

Designed for flexibility, the ES150 supports wall or floor mounting and plugs into a standard 120V outlet. That flexibility makes it a practical companion for under‑sink installations, bathroom nooks, or compact kitchens where a dedicated hot water source can save time and reduce clutter.

What you may experience

• Instant hot water at the tap with a quick recovery cycle to keep up with daily use.
• Thermal efficiency up to 99 percent helps minimize energy waste during heating sessions.
• Compact footprint and thoughtful dimensions help it fit tight spaces under counters.
• Glass‑lined tank and durable components support steady performance over time.
• T&P relief valve and UL listing add a layer of safety and peace of mind.

Compact, flexible installation

The unit measures 11.42 by 11.42 by 9.65 inches, designed to tuck neatly under a sink or sit in a small utility area. It can be wall or floor mounted and uses a standard 120V outlet, drawing about 12 amps for everyday use.

Durable construction and safety

• Glass‑lined tank delivers solid insulation for temperature stability.
• Incoloy 800 stainless steel heating element for robust heating performance.
• T&P relief valve and UL listing ensure compliant, dependable operation.

Temperature control and energy use

• Thermostat with three temperature levels ranges from 77°F to 140°F for flexibility.
• High temperature limit protection to prevent overheating in demanding scenarios.
• Freeze mode helps protect the tank in cold environments, preserving continuity of hot water.

Overall, the ThermoMate ES150 brings hot water closer to the point of use, helping you shave minutes off daily routines while keeping installation simple and materials durable. Consider it a practical option when you need reliable hot water in tight spaces, without committing to a full-size heater.