51838U 120V Electric Ignitor – OEM Replacement Part
Part Number: 51838U
Category: Pressure Washer Parts → Burner Components → Ignitors & Ignition Transformers
Type: 51838U 120V Electric Ignitor
The 51838U 120V Electric Ignitor (Part #5054) is a versatile, high-performance electronic ignition transformer designed for oil burner systems used in hot water pressure washers, heating equipment, and industrial combustion applications. Engineered to provide reliable ignition performance, this ignitor generates a powerful high-voltage spark that ensures fast and efficient burner startup.
Image shown for illustrative purposes only
Key Features & Benefits
- OEM replacement 120V electric ignitor
- Powerful 20kV peak ignition output
- Delivers fast and efficient burner ignition
- Compatible with multiple burner platforms
- Universal base plate adaptability
- Fits many competitor transformer base plates
- Compact and lightweight design
- Vacuum-encapsulated synthetic resin construction
- Excellent moisture resistance
- Superior electrical insulation properties
- High-temperature thermoplastic housing
- Impact-resistant and scratch-resistant construction
- Chemical-resistant housing design
- UL recognized in the United States and Canada
- Integrated wire routing and protection features
Technical Specifications
Part Number: 5054
Model: 51838U
Product Type: Electronic Burner Ignitor
Weight: Approximately 1.1 lbs.
OEM Replacement: Yes
Electrical Specifications
Input
Voltage: 120 VAC
Frequency: 60 Hz
Power Consumption: 35 VA
Output
Output Voltage: 6kV RMS
Peak Voltage: 20kV
Output Current: 35mA RMS
Secondary: Mid-Point Ground
Environmental Ratings
Operating Temperature
-20°F to 150°F
Storage Temperature
-40°F to 150°F
Compatible Burner Systems
Designed to adapt to:
Beckett
- A
- AF
- AFG
- S
Aero
- Various compatible models
Carlin
- 100
- 101CRD
- 102CRD
- 200
- 201
- 500CRD
Wayne
- M
- E
- HS
Weil-McLain
- Various compatible models
The versatile design also fits many other manufacturer transformer base plates.
Compatible Applications
Commonly used in:
- Hot water pressure washer burners
- Fuel oil burner systems
- Commercial heating equipment
- Industrial burner assemblies
- Mobile wash rigs
- Fleet washing equipment
- Industrial cleaning systems
- Commercial maintenance equipment
- Burner service and repair applications
- Fuel-fired heating equipment
Common Signs of Ignitor Failure
A replacement ignitor may be needed if you notice:
- Burner fails to ignite
- Weak ignition spark
- Delayed startup
- Frequent ignition lockouts
- Intermittent burner operation
- Damaged ignitor housing
- Excessive ignition noise
- No spark output
Performance Advantages
- High-output ignition promotes reliable burner startup
- Universal compatibility reduces inventory requirements
- Moisture-resistant design improves reliability
- Excellent thermal management characteristics
- Durable housing withstands harsh environments
- Helps reduce burner downtime
- Supports efficient combustion system performance
- Suitable for demanding commercial applications
- Long service life under heavy-duty operating conditions
Installation Instructions
- Disconnect power to the burner system.
- Allow all burner components to cool completely.
- Remove the existing ignitor assembly.
- Inspect wiring and ignition components.
- Install the replacement 51838U ignitor onto the appropriate base plate.
- Route wires through the integrated breakout sections as needed.
- Secure all electrical connections.
- Restore power and test burner operation.
- Verify proper ignition and burner startup performance.
Note: Always follow burner manufacturer installation procedures and wiring specifications.
Maintenance Recommendations
- Inspect ignition components during routine burner maintenance.
- Verify secure wiring connections.
- Check ignition electrodes for proper condition and gap settings.
- Keep burner compartments clean and dry.
- Inspect the ignitor housing for signs of damage.
- Replace ignition components showing signs of wear or failure.
