ThermoMate ES250B Mini Tank Water Heater – 2.5 Gallon, Point-of-Use, 120V, UL Listed

Fast, reliable hot water right where you need it

The ThermoMate ES250B Mini Tank Water Heater is a compact point-of-use solution designed to cut wait times and reduce water waste. With a 2.5 gallon reservoir and 24 hour standby, hot water is ready on demand at your sink.

Designed for everyday convenience, this unit can serve as a standalone heater or boost the output of a larger system. It heats to a configurable range of 68 to 140 F using a simple knob, giving you control without overcomplication.

Key features at a glance

• 2.5 gallon capacity for quick on demand hot water
• Foam insulation keeps heat in and cold interruptions out
• 1/2 inch NPT inlet and outlet with 120 volt plug in power supply
• Can be shelf, wall, or floor mounted for flexible placement
• In line or independent operation as a booster to a larger heater

The internal enamel coating with a glass like lining adds durability and helps prevent leaks, while the included temperature and pressure relief valve enhances safety. The compact dimensions 11.4 W x 11.4 D x 22.4 H fit under most sinks or inside cabinets, even in smaller kitchens or bathrooms.

Real world uses

• Under sink hot water for hand washing, dish prep, or quick rinses
• Booster for a larger water heater to reduce wait times during peak tasks
• Apartment or workspace setups where a full size heater is not practical

What you get is a practical UL listed device built for steady service and peace of mind. By design it supports reliable hot water access without excessive wasted water, with installation options that fit your space.