Dometic™ Atwood 33782 Hydro Flame Furnace Circuit Breaker – 15 AMP

Dometic Atwood 33782 Furnace Circuit Breaker – 15 AMP

The Dometic™ Atwood 33782 Hydro Flame Furnace Circuit Breaker is a 15-amp push-to-reset breaker designed to protect the electrical system of many Atwood Hydro Flame RV furnaces. This breaker interrupts power when the circuit becomes overloaded or experiences a short, helping prevent damage to critical furnace components.

If your RV furnace loses power, shuts down unexpectedly, or will not run even though power is present, the circuit breaker may have tripped or failed and require replacement.

The 33782 circuit breaker is used in several Atwood furnace models and provides reliable electrical protection to help keep your furnace operating safely.

Features

• Genuine Dometic / Atwood replacement part
• 15 AMP push-to-reset circuit breaker
• Protects furnace electrical components from overload
• Designed for Atwood Hydro Flame RV furnaces
• Compact design for easy installation
• Reliable resettable breaker protection

Compatible Furnace Models

This circuit breaker is used in the following Atwood Hydro Flame RV furnace models:

• 8535-III
• 8535-IV
• 8935-DC-I
• 8940-DC-I
• 8935-DC-II
• 8940-DC-II
• 8935-DC-III (with door)
• 8940-DC-III (with door)

Always verify your furnace model before ordering.

Product Specifications

Common Symptoms of a Faulty Furnace Circuit Breaker

You may need to replace the circuit breaker if you notice:

• Furnace will not power on
• Furnace repeatedly loses power
• Breaker will not reset
• Furnace shuts down when the blower starts
• Intermittent furnace electrical operation

Circuit breakers can weaken over time due to repeated electrical loads, vibration, or heat exposure inside the furnace compartment.

FAQ

What does the furnace circuit breaker do?

The circuit breaker protects the furnace by shutting off electrical power if the circuit draws too much current, preventing damage to components.

What does “push-to-reset” mean?

If the breaker trips, you can press the reset button to restore power once the issue causing the overload has been resolved.

Why would my RV furnace circuit breaker trip?

Common causes include blower motor issues, wiring faults, or electrical overload in the furnace system.

Can a weak breaker cause furnace problems?

Yes. A failing breaker can cause intermittent power loss or prevent the furnace from starting.