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Allanson Hot Water and Steam Boiler Burner Ignition Transformer: Side Hinge, 120V AC / 23 mA - Ignition Transformers for Hot Water & Steam Boiler Burners
AllansonIgnition Transformers for Hot Water & Steam Boiler Burners

Allanson Hot Water and Steam Boiler Burner Ignition Transformer: Side Hinge, 120V AC / 23 mA

The ALLANSON Hot Water and Steam Boiler Burner Ignition Transformer (SKU 23M555, MPN 2721-620) is a side-hinge-mounted ignition transformer for oil-fired burners. It operates at 120V AC and 23 mA, with overall…

SKU 3G-OTH-65967

Brand
Allanson
Item
Hot Water and Steam Boiler Burner Ignition Transformer: Side Hinge, 120V AC / 23 mA
Category
Ignition Transformers for Hot Water & Steam Boiler Burners
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Technical Specifications

Allanson
Manufacturer Part Number
2721-620
Type
120V AC / 23 mA, Oil
For Fuel Type
Oil
Mounting Type
Side Hinge
Voltage, Amperage
120V AC / 23 mA
Compatible Mfr. Model Number
313-25AB78
Overall Dimensions - H x W x D
4 in x 5 in x 5 in
View Full Spec Sheet

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Allanson Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ALLANSON Hot Water and Steam Boiler Burner Ignition Transformer (SKU 23M555, MPN 2721-620) is a side-hinge-mounted ignition transformer for oil-fired burners. It operates at 120V AC and 23 mA, with overall dimensions of 4 in x 5 in x 5 in. This model is compatible with manufacturer model number 313-25AB78.

Frequently Asked Questions

What is the ALLANSON 2721-620 ignition transformer used for?

The ALLANSON 2721-620 ignition transformer is used to generate a high-voltage spark for igniting oil in hot water and steam boiler burners. It is designed for oil-fired systems and mounts via a side hinge, making it suitable for replacement in compatible burner assemblies.

What are the specifications of the ALLANSON 2721-620 ignition transformer?

The ALLANSON 2721-620 operates at 120V AC and 23 mA, with overall dimensions of 4 in x 5 in x 5 in. It is a side-hinge-mounted ignition transformer for oil fuel, compatible with manufacturer model number 313-25AB78. The brand is ALLANSON.

Where to buy the ALLANSON 2721-620 ignition transformer worldwide?

You can source the ALLANSON 2721-620 ignition transformer through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to install the ALLANSON 2721-620 ignition transformer?

To install the ALLANSON 2721-620, first disconnect power to the burner. Mount the transformer using the side hinge bracket, ensuring secure alignment. Connect the 120V AC primary leads per the wiring diagram. Verify the spark gap and test operation before restoring power.

Used in

Common applications for Allanson
Oil burner retrofit maintenance — Allanson CAT 1092 TYPE F transformer replacement in existing Beckett control circuits
Industrial heating-system commissioning — Control transformer installation in multi-stage flame-safeguard burner startup sequences
Plant emergency maintenance — Same-day T92 transformer procurement to restore failed ignition control voltage supply
Burner control-cabinet assembly — Allanson transformer integration in custom control-circuit designs for process-heating applications
Field technician spare-parts kit — Stocking CAT 1092 and T92 variants for mobile maintenance coverage of regional burner installations

Allanson Products

3G Electric supplies Allanson ignition transformers for hot water & steam boiler burners. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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