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Holding Tank Heater

SKU HTH-A

MSRP$180.55

California Proposition 65 Warning: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Warranty details vary

Protect your fresh water tank or septic tank from freezing with this holding tank heater. This is a simple way to start preparing your RV for the winter season. It is dual voltage ready for 12V or 110V, and is thermostatically controlled at 34 degrees F.

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Estimated MSRP total $180.55

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Product info

Details, specs, and available styles

Overview

  • Used on either fresh water or septic tank
  • Dual voltage ready for 12V and 110V applications
  • Thermostatically controlled and active at 34° F
  • Foil covered heater is 30” x 13” with 24” ground wire
  • Draws approximately 1 Amp AC and 10 Amps DC current when in use

Specifications

Mounting Style
Tank Mount
Amperage
1 amp
Part Family
Holding Tank Heater
Product Type
Holding Tank Heater
Use Case
Fresh water service
Voltage
12V

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Fit
Universal fit
Specs
6 attributes
Media
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Reviews
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Quick product facts

Mounting Style
Tank Mount
Use Case
Fresh water service
Product Type
Holding Tank Heater
Part Family
Holding Tank Heater
Fit confidence
Universal part

Before you order

  • Confirm use case: Fresh water service
  • Confirm product type: Holding Tank Heater
  • Universal part: verify dimensions against your original part
  • Check product photos and specs against the part you are replacing
  • Buying path: ask JR Products to confirm current availability
  • Ask JR Products if anything looks different
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Specs and attributes

Build details

Use Case
Fresh water service
Product Type
Holding Tank Heater
Part Family
Holding Tank Heater
Mounting Style
Tank Mount

Additional specs

Voltage
12V
Amperage
1 amp

Buying details

In Stock

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Latest product availability details.

Updated Jun 7, 2026

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Product safety and warranty notices

California Proposition 65 Warning

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Compatibility varies by RV.

JR Products components are replacement parts used across many RV makes, models, years, and system configurations. Before purchase and installation, confirm that this product matches your specific RV, measurements, system requirements, and intended use. If you are unsure, contact JR Products support or consult a qualified RV technician.

Warranty note

Damage, failure, or unsafe conditions resulting from improper installation, misuse, modification, incompatible application, or failure to follow product instructions may not be covered under warranty.

Support & Installation

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