Allanson 421-BT387-SF Ferromagnetic Ignition Transformer
Allanson’s Double Pole ferromagnetic transformers are designed for constant duty and provide the most reliable ignition source for commercial, residential and industrial oil applications.
SKU 3G-OTH-03299
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
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Product Description
Allanson’s Double Pole ferromagnetic transformers are designed for constant duty and provide the most reliable ignition source for commercial, residential and industrial oil applications.
Frequently Asked Questions
What is the Allanson 421-BT387-SF ignition transformer used for?
The Allanson 421-BT387-SF is a double-pole ferromagnetic ignition transformer designed for constant-duty commercial, residential, and industrial oil-burner applications. It provides a reliable 10,000 V secondary voltage at 23 mA to ignite fuel oil in boilers, furnaces, and other oil-fired equipment.
What are the specifications of the Allanson 421-BT387-SF?
The Allanson 421-BT387-SF is a double-pole, mid-point grounded ferromagnetic transformer with a secondary voltage of 10,000 V RMS and a secondary short-circuit current of 23 mA. It operates at 120 V input (108–132 V range), 60 Hz, with a 250 VA rating. Storage temperature is -40 to +80 °C; operating temperature is -30 to +40 °C.
Where to buy the Allanson 421-BT387-SF in Singapore?
3G Electric supplies the Allanson 421-BT387-SF ferromagnetic ignition transformer to customers in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this model.
How to install the Allanson 421-BT387-SF ignition transformer?
Install the Allanson 421-BT387-SF by mounting it securely in the oil burner control circuit, ensuring the input voltage matches the 120 V rating. Connect the high-voltage secondary leads to the ignition electrodes with a loading air gap of 1/8 to 3/16 inches. Follow the manufacturer's wiring diagram and local electrical codes.
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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.
