SioGreen SIO14 14 kW 60A 240V 4 GPM Tankless Water Heater New

  • Model: Sio Green
  • SKU: SIO14
SioGreen SIO14 14 kW 60A 240V 4 GPM Tankless Water Heater New
Out Of Stock
Ships Same or Next Day
If ordered by 12PM EST
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  • Manufacturer Direct
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  • Free Replacement Shipping
To place an order over the phone or for immediate assistance, please call (888) 978-4993. For after hours sales please call (888) 999-1522.

Manufacturer Refurbished Brand new in box and manufacturer direct
Manufacturer Refurbished Free Shipping
Manufacturer Refurbished 10 year manufacturer warranty
Manufacturer Refurbished Authorized SioGreen dealer

 What's in the box?

  • Tankless Water Heater
  • Owner's manual
  • Screws 
  • Wall anchor
  • Gate valve



HOT WATER ANYTIME YOU WANT WITHOUT ANY HASSLE! The Sio Green best premium mini tankless water heater point of use is here to help you enjoy your hot shower or wash the dishes with warm water anytime you want without any fuss. The infrared heating design will use 110 volt or 220 volt and heat ONLY the water you use with high temp, thus allowing you to save time and money!

PATENTED TECHNOLOGY, NO COIL METALLIC ELEMENTS, NO CORROSION, NO MAINTENANCE! That’s right! Our tankless hot water electric heater will create heat without direct contact with metals, which will in turn prevent corrosion, limescale deposit and calcium buildup. As a result, you will have to spend $0 on maintenance, No replacement parts, No filter required.

100% SATISFACTION OR YOUR MONEY BACK! That’s our unconditional guarantee! If you are not 100% satisfied with your budget-friendly, space-saving and ultra-practical tankless water heater within 30 days, we will offer you a free replacement or your money back. No questions asked! What are you waiting for? Get yours now while supplies last!

SAVE YOUR BATHROOM OR KITCHEN SPACE WITH OUR COMPACT WATER HEATER, with less than 20-inch length which is not only ideal for small bathrooms, booster, storage, kitchens, sink, rv or cabinets but can be also whole house residential, commercial. The ergonomic size and simple yet innovative construction will allow you to install it almost anywhere delivering an endless gallon of hot water on demand.

ADJUST IT TO YOUR EXACT NEEDS EFFORTLESSLY! Our electric tankless hot water heater features Automatic Power Technology so you can easily tailor its performance to your family’s needs. Residential and Commercial, our premium SIO14 14 kW designed for high performance usage operating 24h/a day for 365 days a year. Require 1x 60A Breaker and 2#6WAWG


Automatic Modulating Technology

In Automatic mode, the software is using smart modulating technology and formula to calculate the difference between the desired temperature and current temperature, then predicts how much power it requires to ensure the process temperature remains as close to the set point as possible.


Our premium SIO14 designed for high performance usage in Residential/Commercial operating 24h/a day for 365 days a year.

Easy Setup

If you require unlimited hot water, the SIO14 can be installed as in Series, Parallel and Hybridmode, delivery higher flow rate for higher demand.


US MAP SIZING GUIDE FOR SIO14 14kW/60A/240v Shower Application Hard Wiring


Email Support for Sizing your application:

Calculate temperature outlet dependence of the temperature cold-water inlet and the flow rate (see the temperature rise @ flow rate table below).

Temp rise@flow rate

30ºF @ 3.0 GPM

40ºF @ 2.8 GPM

50ºF @ 2.3 GPM

60ºF @ 2.0 GPM

For example:

Average cold inlet region 67ºF + temp rise 40ºF @ flow rate 2.8 GPM = 107ºF Outlet or

Average cold inlet region 72ºF + temp rise 30ºF @ flow rate 3.0 GPM = 102ºF Outlet


240v/Min Panel 150A

2x 30A Double Pole Breaker

10 AWG (2 sets)

Hard Wiring

3/4" Water Connection NPT

Technical Details



10 years Year Heat Exchanger/3 years part (Require registration within 30 days)


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