RV Water Tank Heater Pad | 7.25" × 25" | Auto Thermostat | 12V

Protect your RV freshwater, grey water, or holding tanks from freezing with this 7.25" × 25" Water Holding Tank Heater Pad with Automatic Thermostat Control. Adhesive-mount heater pad that keeps tanks warm during cold-weather camping — with a built-in thermostat that automatically maintains 45-65°F tank temperature.

Fits Tanks Up to 50 Gallons

Sized to heat tanks up to 50 gallons — suitable for fresh water, grey water, or holding tanks in most RV configurations.

Automatic Thermostat Control

Built-in thermostat automatically:

• Turns on when tank temperature drops toward freezing
• Maintains 45-65°F tank temperature range
• Turns off when tank reaches safe temperature — saves battery power

Power Specifications

• Voltage: 12V DC (actual 13.5V DC)
• Amperage: 4.8 A
• Wattage: 60 W
• Lead Wire: 9"

Dimensions

7.25" × 25" × 3mm thick

⚠️ No Installation Instructions Included

This unit does NOT include installation instructions. Reference general RV tank heater installation guides or work with a qualified RV technician for proper mounting.

New from Manufacturer Case

New unit pulled from manufacturer case.

⚠️ Professional Installation Recommended

Involves 12V DC electrical wiring and adhesive mounting to the underside of RV tanks. Installation should be performed by a qualified RV service technician or an experienced DIY owner.

Key Features

• 7.25" × 25" tank heater pad
• Automatic thermostat control — maintains 45-65°F tank temp
• 12V DC operation (13.5V DC actual)
• 60W / 4.8A
• For tanks up to 50 gallons
• For fresh water, grey water, or holding tanks
• Thickness: 3mm
• Lead wire: 9"
• No installation instructions included
• New from manufacturer case

Specifications

• Type: RV Water/Holding Tank Heater Pad with Automatic Thermostat
• Dimensions: 7.25" × 25"
• Thickness: 3 mm
• Lead Wire Length: 9"
• Voltage: 12V DC (actual 13.5V DC)
• Amperage: 4.8 A
• Wattage: 60 W
• Thermostat Range: Maintains 45-65°F
• Max Tank Capacity: 50 gallons
• Tank Applications: Fresh water, grey water, holding tanks
• Installation Instructions: NOT included
• Condition: New from manufacturer case