Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater (SC)
- Regular price
- $219.00
- Sale price
- $219.00
- Regular price
-
$289.00 - Unit price
- / per
Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater
Discover the Eccotemp EM-4.0, a compact and efficient mini-tank water heater. Designed for immediate hot water, this ETL Certified appliance is perfect for homes, RVs, and even food trucks. Enjoy adjustable temperatures and a quick recovery time, all within a space-saving design. Reliable and energy-efficient, the EM-4.0 is your answer to convenient hot water access.
What's Included
Here's everything included with this Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater.
- ETL Certified 4-gallon Mini-Tank Water Heater
- Temperature and pressure relief valve
- Mounting hardware
- Installation manual
- Adjustable temperature controls
- Standard 110/120v outlet operation
- 5-year warranty on components
Compact Design for Space Efficiency
The Eccotemp EM-4.0 boasts a compact design that fits seamlessly under sinks or in tight spaces. This is perfect for apartments, RVs, or tiny homes where every inch matters. Enjoy hot water without sacrificing valuable space.

Quick Recovery Time
The EM-4.0 features a rapid recovery time of 10-20 minutes, providing you with instant hot water when you need it most. This fast heat recovery minimizes the wait time, keeping your daily routine smooth and hassle-free.

Energy Efficiency and Versatility
Operating at 98% energy efficiency, this mini-tank water heater saves you money on electricity bills. It works on a standard 110/120v outlet and can service up to two sinks, or integrate seamlessly with an existing system for added versatility.


Adjustable Temperature Controls
Customize your water temperature from 90F to 140F with ease. This flexibility ensures comfort and safety for your specific needs.

Versatile Installation Options
Install the heater wall-mounted or free-standing according to your space requirements. This versatility allows for easy integration into any setup.

Reliable Water Pressure
With a maximum water pressure of 150 psi, enjoy consistent and dependable water flow. This reliability ensures a steady supply for your needs.
Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater Features
- 4-gallon Mini-Tank for instant hot water supply
- ETL Certified for safety and reliability
- Quick recovery time of 10-20 minutes
- Adjustable temperature controls (90F - 140F)
- 98% energy efficiency rating
- Can service up to two sinks
- Operates on a standard 110/120v outlet
- Versatile installation: wall-mounted or free-standing
- Maximum water pressure of 150 psi
- 5-year warranty on components
Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater Manuals:
- Installation Manual
Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater Specs
| Capacity | 4 gallons |
| Certification | ETL Certified |
| Recovery Time | 10-20 minutes |
| Temperature Range | 90F - 140F |
| Energy Efficiency | 98% |
| Outlet Requirement | 110/120v |
| Maximum Pressure | 150 psi |
| Warranty | 5 years |
Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater FAQ
Can the Eccotemp EM-4.0 be used in a recreational vehicle (RV)?
Yes, the Eccotemp EM-4.0 is perfect for RVs. Its compact design and versatile installation options make it ideal for compact spaces like those found in RVs.
How many sinks can the EM-4.0 service at once?
The Eccotemp EM-4.0 can service up to two sinks, providing sufficient instant hot water for small household or commercial needs.
What type of power outlet is required for this water heater?
The Eccotemp EM-4.0 operates on a standard 110/120v power outlet, making it easy to install in most residential and commercial areas.
Is installation hardware included with the purchase?
Yes, the purchase includes mounting hardware as well as a temperature and pressure relief valve, and an installation manual to assist with setup.
- Green Vista Living
- Shopify Collective
Our Bestselling Gear
What Our Customers Are Saying
"As a mom, nothing matters more than protecting my family. Entropy Survival’s emergency kits gave me peace of mind knowing we’re prepared for anything."
"I bought the pet emergency kit for my dog and was amazed at the quality! Everything is thoughtfully packed to keep pets safe and healthy during any disaster."
"The Safe Trail Kit is a must-have for hikers! Lightweight, affordable, and packed with high-quality essentials — it kept me safe and prepared deep into the backcountry."
"Entropy Survival has the best selection of quality survival gear I’ve found. Whether prepping for off-grid living or emergencies, their depth and reliability are second to none."
GOT QUESTIONS? WE'VE GOT ANSWERS!
Yes, you can track your order via our interactive chat or via email. To see your order status, please provide your order details.
We currently only ship to confirmed addresses in the United States. We offer free shipping on all orders $99 or more.
If you purchased an item through our website and need to return it, you can request a refund within 30 days of the shipping date. To qualify for a full refund, the product must be returned in "new" condition – unused, unaltered, unworn, and containing all original components (e.g., all parts of The Safe House Kit).
HAVE QUESTIONS OR NEED HELP CHOOSING THE RIGHT SURVIVAL GEAR? GET IN TOUCH WITH US TODAY – WE'RE HERE TO HELP!
