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RVMP Flex Temp On-Demand Propane Tankless Water Heater

$561.00
$749.00
25% OFF!
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Endless Hot Water, On-Demand.  The RVMP Flex Temp™ On-Demand Tankless Water Heater is your solution to endless hot water for showers, baths, or even doing dishes in your RV sink. Engineered with a compact and lightweight design, the Flex Temp is perfect for any RV, travel trailer, fifth-wheel, or toy hauler.

  • 55,000 BTU
  • Patented Flow Restrictor Valve for Flow Control
  • Carbon Monoxide Detector
  • Propane Leak Detector
  • Anti-Freezing System
  • Anti-Scald System
  • Retrofit for any existing RV water tank

Don't get left in the cold; enjoy an endless flow of hot water, just like at home, no matter where your adventure takes you.

Color

Free Shipping

Free Delivery to the US

Money Back Guarantee

60-Day Free Returns

Warranty

1-Year warranty policy

After-Sale Service

US Based Support Team

From RV Mobile Power LLC - the Original Equipment Manufacturer Trusted By

What Our Customers Are Saying

Flex temp vs. THE "OTHER GUYS"

Better Features. Better Price. Better Choice.

FLEX TEMP

THE "OTHER GUYS"

Quick Start
Heats to target temp in under 5s

Retrofit Ready
Compatible with any RV

Excellent Performance
Over 90% thermal efficiency

Temperature Stability
Patented flow restrictor valve

Auto Shut-Off Protection
CO2 & propane leak detection 

Superior Safety
Built-in anti-scald & cold protection

Free Shipping

Anywhere in the US

Limited Time Summer Refresh Promo!

$397 $530

$553

Color

60-day money-back guarantee included 

Designed for Easy, DIY Installation by Anyone

(But don't worry, we'll be here to help.) 

Download Owner's Manual

SPEED

Consistent Hot Water
in Under 5 Seconds. 

SAFETY

Automatic Carbon Monoxide and 
Propane Leak Shutdown

SIMPLICITY

Compatible with any RV. 

Do-it-Yourself Installation.

  • features

  • specs

  • includes

Features

Title

ON DEMAND OUTPUT

55,000 BTU

ADVANCED SAFETY

Carbon monoxide and propane leak sensors

TEMPERTURE PROTECTION

Anti-scald and anti-cold systems for user safety

MAXIMUM FLOW

Patented Technology for the Steady Flow Rate

PERFORMANCE

2.8 L/Min minimum flow for ignition

REMOTE CONTROL

Digital remote for precise control

RETROFIT READY

Perfect for replacing tanked or tankless models

Specifications

Title

DOOR DIMENSIONS

14 5/8” (H) x 14 7/8” (W)

LENGTH WITH DOOR

17” x 12 9/16” (W) x 12 9/16” (H)

LENGTH WITHOUT DOOR

16.5” x 12 9/16” (W) x 12 9/16” (H)

APPLICABLE WATER PRESSURE

0.01-0.75MPa

ESTIMATED MAX BTU OUTPUT

55,000

EXHAUST MODE

Forced Exhaust

EXHAUST PIPE MATERIAL

⦶60

IGNITION MODE

Pulse Electronic Ignition

JOINT: WATER INLET AND OUTLET

1/2 NPT, Gas 3/8 NPT

MINIMUM FLOW FOR IGNITION

2.8L/min

NET WEIGHT

24 lbs (10.89 kg)

POWER SUPPLY REQUIRED

DC 12V

RATED GAS PRESSURE (LPG)

2800Pa

RATED HEAT LOAD

17kW

RATED POWER CONSUMPTION

32W

RATED WATER PRODUCTION CAPACITY

8.5kg/min (∆t=25k)

Includes

Title

55,000 BTU ON DEMAND WATER HEATER

INSTRUCTION MANUAL INCLUDED

REMOTE LCD DISPLAY

1-YEAR WARRANTY

US BASED CUSTOMER SERVICE

60-DAY FREE RETURNS

Wherever the road takes you,
hot water is seconds away.

Limited-time Summer Refresh Sale
25% OFF!

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Hours
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SALE 25%

(4.7/5.0 Stars)

Flex Power On Demand Water Heater

$561.00
$749.00
Color
Title

Free Shipping Anywhere in the United States

60-Day Money-Back Guarantee

1-Year Warranty

Frequently Asked Questions

Is this water heater compatible with my RV? 

Title

Most likely, yes. The RVMP Flex Power On-Demand Water Heater comes with a universal retrofit kit that’s designed to fit the majority of standard RV cutouts and plumbing configurations. If you’re unsure, our U.S.-based support team can help verify fitment or guide you through a quick compatibility check before you buy.

Is it easy to install?

Title

Yes! The RVMP Flex Temp On-Demand Water Heater is designed for quick installation with basic hand tools. It includes a retrofit kit that fits most RV models with minimal hassle. Not comfortable installing it yourself? No problem, our U.S.-based support team is happy to connect you with a trusted local dealer for professional installation.

Do you offer support on installation and after-sale issues? 

Title

Absolutely. Whether you're installing it yourself or need help down the road, our U.S.-based support team is here for you. We can walk you through setup, troubleshoot any issues, or connect you with a trusted dealer if you prefer professional installation. We've got your back—before and after the sale.

Do you provide a warranty?

Title

Absolutely. Every RVMP Flex Temp On-Demand Water Heater comes with a 60-day money-back guarantee and a 1-year warranty covering manufacturing defects. If something’s not right, we’ll make it right, no long forms, no runaround. Just real support from a real team.

What is your return policy? 

Title

We offer a 60-day money-back guarantee—no questions asked. Prefer to exchange instead? We’ve got you covered there too. Our goal is to keep every customer on the road, not stuck in the cold. The mountains are calling—and so is your hot water.

How can I contact you before buying?

Title

We’re happy to help! You can DM us on Instagram [@rvmp_life] or shoot us an email at support@rvmp.com. Whether it’s a fit check or feature question, our U.S.-based team is here to make sure you get the right gear for your next adventure.

Still have questions? Send us your questions by filling out the form below, we will be happy to assist you.

Email *

Thanks for contacting us. We'll get back to you as soon as possible.

Question *

FAQ
Delivery Information
Return & Exchange
Contact Us
Title

Copyright © 2025 RV Mobile Power LLC. 

830 Kinnear Rd. Columbus OH 43212

All Rights Reserved.

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RVMP Flex Temp On-Demand Propane Tankless Water Heater

$561.00