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DEF Tank Heater

DEF Fluid Tank Heater

Worried about your DEF tank freezing? Our DEF tank heater is specifically made for freezing temperatures that affect the viscosity of your fluids, and other materials. DEF fluid tank heaters are perfect for keeping your DEF tank at consistent temperatures, so your diesel exhaust fluids won’t freeze even in extremely cold conditions. We have DEF thermal heaters to fit trailers, as well as smaller and larger tanks.

You can stay on track with our DEF blankets, reducing the production downtime that often comes with winter weather. Our DEF heater blankets are made in the US, so we can deliver them when you need them most! Call us today for more information and pricing!

Our friendly staff is here to help you get the exact product you need!






DEF Tank Heater Features

DEF Tank Heater Benefits

  • Prevents freezing of DEF and other fluids
  • Maintains constant temperature
  • No scorching or burning
  • Safe for -40 °F
  • Ensures proper viscosity of fluids
  • Insulated top and flap
  • Cost effective
  • Water resistant
  • Safe for outdoor use
  • Perfect for large and small tanks
  • Eliminates downtime
  • Used across multiple industries
  • 1 year manufacture warranty
  • Made in the US
  • Faster delivery

DEF Tank Heater Details

Our DEF tank heaters are designed for DEF tank freeze protection. These DEF fluid heaters maintain temperature at a constant rate, with more direct contact to your tank without overheating fluids. Whether you are delivering or storing DEF, our heater blankets give you continuous flow of your fluids or viscous materials. Used across multiple industries, our DEF thermal blankets are waterproof and safe for outdoor use.

This is a great solution for keeping your tanks at a constant temperature, preventing freezing even in the most extreme conditions. Our custom power blankets are made to work with your tank, and can be customized to fit other sizes. Made in the US, we are able ship faster and for less, saving you both time and money.

DEF Tank Heater Specifications


TANK SIZE 525 GALLON 1010 GALLON 1610 GALLON
BLANKET SIZE 49'' Diameter X 55'' Tall, Cylinder 47'' Diameter X 126'' Long, Cylinder 53'' Diameter by 125'' Long, Cylinder
TARGET TEMPERATURE 90 Deg F, 32 Deg C 90 Deg F, 32 Deg C 90 Deg F, 32 Deg C
INTERNAL THERMOSTAT 50C (122F) 50C (122F) 50C (122F)
CONTENT TEMPERATURE 92 - 122º F
(33 - 50 Deg C)
92 - 122 Deg F
(33 - 50 Deg C)
92 - 122 Deg F
(33 - 50 Deg C)
VINYL TYPE D-15 black vinyl D-15 black vinyl D-15 black vinyl
CORD LENGTH 15 Feet 15 Feet 15 Feet
VOLTAGE 120 VAC 120 VAC (240 on request) 120 VAC (240 on request)
PLUG NEMA 5-15 NEMA 5-15 NEMA 5-15
HEATED BLANKETS 2 3 3

*Customized DEF Tote and tank heaters available upon request.

DEF Tote Heater Blankets

Thermal image of the heater blanket on a drumWe also have DEF tote heater blankets available for your smaller DEF storage tanks. Our DEF tote heater keep your fluid well within the ideal temperature range for your DEF storage tanks. Our tote heater comes insulated, as a full-wrap with cinch straps to give your tote blanket the tightest fit. Designed with a heavy-duty vinyl shell, our tote heater blankets are available in 275-gallon and 330-gallons. All of our DEF tote heaters are water-resistant and designed to be used with poly or steel drums.
This durable DEF tote heater blanket operates with 120 volts and delivers up to 1440 watts of heating power. Equipped with an internal preset thermostat, we offer two thermal rating classes: one to -20ºF, the other to -40ºF. This safeguards your DEF fluid, ensuring it stays at the proper viscosity even in the coldest temperatures!


DEF Heater Specifications


TOTE SIZE 275 GALLON 330 GALLON
BLANKET SIZE 217" L x 49" H 217" L x 55" H
INTERNAL THERMOSTAT Internal Preset 70 °F (±10 °F) /
21 °C (±5 °C)
Internal Preset 70 °F (±10 °F) /
21 °C (±5 °C)
HEATED AREA 73.84 sq ft 82.88 sq ft
VINYL TYPE D-15 black vinyl D-15 black vinyl
CORD LENGTH 15 Feet 15 Feet
VOLTAGE 120 VAC 120 VAC
NOMINAL POWER 1440W 1440W
PLUG NEMA 5-15 NEMA 5-15

DEF Tank Heater Applications

Whether you are storing or delivering DEF our durable DEF tank heaters give you the peace of mind during the cold winter months. You can eliminate frozen DEF tanks and increase your production, reducing downtime and costs! Our thermal blankets are used for a variety of industries, including:

Custom heater blankets can be also be used for in food processing water, chemical processing, frac water and more.

Frequently Asked Questions

DEF Tank Heater Question and Answer

It doesn’t matter if you are storing or delivering DEF, our DEF tank heaters protect your fluids and other viscous materials. Designed to maintain stable temperatures, our thermal DEF blankets protect your tanks against freezing and optimize your fluid flow, even in extreme climates. Our DEF tank heaters ensure you have continuous access to your DEF or other fluids, reducing the downtime often experienced during the winter months.

Our DEF tank heaters are designed for your particular DEF tank (custom sizes are also available.) The insulated blanket wraps your entire diesel exhaust fluid tank, spreading heat evenly and safely throughout and keeping your fluids flowing. The durable DEF heating blanket is easy to install and remove when the threat of freezing is over. An internal thermostat ensures you have the specific temperature range you need to winterize your tank with overheating.

Get a Quote   or Call us! 863-261-8388