Electronic Oil Igniter with AFII Base

The Beckett 51805U Igniter delivers reliable high-voltage ignition performance for Beckett AFII Oil Burners, featuring durable thermoplastic construction and advanced solid-state technology.

The Beckett 51805U Igniter is designed specifically for use with Beckett AFII series oil burners, providing consistent spark generation for dependable burner ignition. Built with a rugged thermoplastic housing, it combines high-voltage output and compact design to ensure efficient performance and long service life. This solid-state electronic igniter operates on 120 VAC power and produces up to 20 kV peak output, delivering reliable starts even under demanding conditions.

• Model number 51805U identifies the Beckett Solid-State Igniter designed for AFII model oil burners.
• Ideal replacement for traditional iron-core transformers, offering improved ignition efficiency and reduced energy use.
• Compact, lightweight design simplifies installation and maintenance in tight burner compartments.

Technical Data & Performance

• Product Type: Electronic Igniter.
• Brand: Beckett.
• Compatible Models: AFII Beckett Oil Burners.
• Input Voltage: 120 VAC.
• Frequency: 60 Hz.
• Input Power: 35 VA.
• Output Voltage (RMS): 6 kV.
• Output Voltage (Peak): 20 kV.
• Spark Type: Continuous high-voltage arc for consistent ignition.
• Construction: Thermoplastic housing with molded insulation for electrical safety and heat resistance.
• Housing Color: Black.
• Dimensions:
  • Length: 4-1/2 inches.
  • Width: 3-1/2 inches.
  • Height: Approx. 2-1/2 inches.
• Mounting Type: Direct mount—replaces standard iron-core ignition transformers.
• Electrical Connection: Standard terminal leads with quick-connect compatibility.
• Grounding: Integral ground terminal ensures stable spark performance.
• Operating Temperature Range: -40°F to 150°F (-40°C to 65°C).
• Dielectric Strength: High internal insulation prevents voltage leakage.
• Duty Cycle: Continuous intermittent service rated for repeated ignition cycles.
• Ignition Performance: Quick, stable spark generation ensures smooth burner start-up.
• Efficiency: Replaces older mechanical transformers with lighter, higher-output solid-state design.
• Material Properties: Thermoplastic body resists impact, heat, and electrical stress.
• Compliance:
  • Complies with UL 353 and CSA C22.2 safety standards.
  • Designed for Beckett OEM performance specifications.
• Weight: ~1 lb (0.45 kg).
• Packaging: Supplied as a single igniter unit with installation instructions.
• Warranty: Covered by Beckett’s Limited Manufacturer’s Warranty for quality and performance.

Applications & Benefits

• Provides consistent, high-voltage ignition for Beckett AFII oil burners.
• Solid-state design replaces traditional transformer assemblies, reducing weight and energy use.
• Thermoplastic housing enhances safety, insulation, and thermal protection.
• Compact form factor simplifies installation in tight spaces.
• Ideal for residential and light commercial oil heating systems.