AllansonIgnition Transformers

Allanson 2721-069 Ferromagnetic Ignition Transformer for John Wood

SKU 3G-OTH-03245

Also listed as: 2721069 · 2721 069

Brand

Allanson

Item

2721-069 Ferromagnetic Ignition Transformer for John Wood

Local availability & support — Indonesia

Phone: +65 8878 8355

Technical Specifications

Allanson

Poles

Double 

Current

23mA 

Can Size

Small Can Series 

Grounding

Mid Point Ground 

Application

OIL

Burner Type

JOHN WOOD 

Hv Terminal

Large Spring Contact 

Input Voltage

120V 

Hinge Location

Side Hinge 

Input Frequency

60Hz 

Secondary Voltage

10000V 

Burner Manufacturer

JOHN WOOD 

Datasheet Content

[{"filename":"FerromagneticDP_SpecSheet_21-4141121_04-Sep-2025.pdf","text":"FERROMAGNETIC TRANSFORMERS\n                                                                       2721 / 2744 / 2730 / 2714 / 421 / 444 / 911 / 912\n                                                                                         SPECIFICATION GUIDE\n\n\n                    DOUBLE POLE, MID POINT GROUND MODELS\n\n Allanson’s ferromagnetic transformers are designed for constant duty and provide the most reliable ignition\n source for commercial and/or industrial oil applications.\n\n\n  Absolute Maximum Ratings\n  Model #                                           2721, 421*        2744, 444*         911*       2730, 912*         2714\n  Rated Operating Input Voltage (V)                     120               240             240           120             120\n  Operating Input Voltage Range (V)                   108-132           216-252        216-252        108-132        108-132\n  Input Supply Frequency (Hz)                            60                60             50             50             60\n  Primary Voltage - Amperes (VA)                        250               250             250           250             275\n  Secondary Voltage (RMS)                              10,000            10,000         10,000         10,000         12,000\n  Secondary Short Circuit Current (mA)                   23                23              23            23              20\n  Storage Temperature (°C)                          -40 to +80        -40 to +80      -40 to +80    -40 to +80      -40 to +80\n  Operating Temperature (°C)                        -30 to +40        -30 to +40      -30 to +40    -30 to +40      -30 to +40\n  Operating Relative Humidity (%)                        90                90              90            90              90\n  Loading Air Gap (inches)                           1/8 - 3/16        1/8 - 3/16     1/8 - 3/16     1/8 - 3/16     1/8 - 3/16\n\n * Service replacement transformers are available in select models.\n\n\n\n\n83 Commerce Valley Drive E., Markham, ON L3T 7T3                                    181 Cooper Ave., Suite 112, Tonawanda, NY 14150   #21-414\n      T: 1.800.661.7251 ● F: 1.416.752.6718                                               T: 1.631.293.3880 ● F: 1.631.293.3470        1121\n\n\n                  For more information, please visit us at allanson.com or e-mail us at cservice@allanson.com"}]

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Allanson Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Allanson 2721-069 adalah transformator pengapian feromagnetik yang dirancang khusus untuk pembakar industri minyak (oil) merek John Wood. Dengan input tegangan 120V pada frekuensi 60Hz, transformator ini menghasilkan tegangan sekunder 10.000V dan arus hubung singkat 23mA. Model double pole dengan mid point grounding ini menggunakan small can series dan side hinge, ideal sebagai suku cadang pembakar untuk aplikasi ketel uap komersial dan industri.

Supplied to Indonesia — compatible with 50 Hz installations. DHL Express delivery to Jakarta, Surabaya, Bandung, customs and duties handled door-to-door.

Frequently Asked Questions

Untuk apa Allanson 2721-069 digunakan?

Allanson 2721-069 adalah transformator pengapian feromagnetik yang digunakan sebagai sumber pengapian pada pembakar industri minyak (oil) merek John Wood. Transformator ini menghasilkan tegangan sekunder 10.000V dan arus 23mA untuk menyalakan api pada sistem pembakaran ketel uap atau peralatan pembakaran lainnya.

Apa spesifikasi Allanson 2721-069?

Spesifikasi Allanson 2721-069 meliputi: input tegangan 120V, frekuensi 60Hz, tegangan sekunder 10.000V RMS, arus hubung singkat 23mA, tipe double pole dengan mid point grounding, small can series, side hinge, dan terminal HV large spring contact. Dirancang untuk pembakar John Wood pada aplikasi oil.

Di mana beli Allanson 2721-069 di Indonesia?

Anda dapat membeli Allanson 2721-069 melalui 3G Electric, distributor resmi yang memasok dan mengirimkan transformator pengapian ini ke seluruh Indonesia. Kami menangani logistik dan kepabeanan sehingga Anda dapat menerima produk dengan mudah. Hubungi kami untuk minta penawaran.

Bagaimana cara memilih transformator pengapian untuk pembakar John Wood?

Pastikan transformator pengapian memiliki spesifikasi yang sesuai dengan pembakar John Wood Anda, seperti input tegangan 120V, frekuensi 60Hz, tegangan sekunder 10.000V, dan arus 23mA. Allanson 2721-069 dirancang khusus untuk aplikasi oil dengan mid point grounding dan side hinge, cocok sebagai suku cadang pengganti.

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. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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