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3G Electric
COFI Oil transformer TRS 812 C/S1 - Ignition Transformers
COFIIgnition Transformers

COFI Oil transformer TRS 812 C/S1

The Cofi TRS 812 C/S1 is an oil transformer for ignition applications, delivering 2x4000 V secondary voltage from 220 V primary input with a 380 mm cable length. It serves industrial combustion and heating systems…

SKU 3G-CBM-01182

Brand
COFI
Item
Oil transformer TRS 812 C/S1
Category
Ignition Transformers
UNSPSC
39121003 — Instrument transformers
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Technical Specifications

COFI
type
Oil transformer
model
TRS 812 C/S1
volts
2x4000
tension v
220
cable length
380 mm
primary voltage
220 V
secondary voltage
2x4000 V
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COFI Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Cofi TRS 812 C/S1 is an oil transformer for ignition applications, delivering 2x4000 V secondary voltage from 220 V primary input with a 380 mm cable length. It serves industrial combustion and heating systems requiring high-voltage ignition control.

Frequently Asked Questions

Where can I buy the COFI TRS 812 C/S1 oil transformer?

3G Electric sources and distributes the COFI TRS 812 C/S1 worldwide. Contact us for availability, pricing, and worldwide delivery options. We handle logistics and customs clearance for all orders.

What is the lead time for the COFI TRS 812 C/S1?

Lead time depends on current stock and your location. Contact 3G Electric for specific delivery schedules. We coordinate shipment to anywhere globally with full customs support.

What is the output voltage of the COFI TRS 812 C/S1 oil transformer?

The COFI TRS 812 C/S1 delivers 2x4000 V secondary voltage from 220 V primary input, with a 380 mm cable length. It is designed for industrial combustion and heating system ignition control.

Used in

Common applications for COFI
Industrial gas boilers — Cofi TRS 830 P/S ignition transformer for spark generation in natural gas burners
Fuel oil burner systems — Cofi TRG 1035/S transformer providing dual 5000V outputs for oil atomization ignition
High-energy ignition in process furnaces — Cofi TRK2-35 oil-filled transformer delivering 12000V for heavy fuel ignition
Combustion control panels — Cofi T17M transformer with polyester resin isolation for electrode gaps of 3-5mm
Dual-fuel burner applications — Cofi TRS 818 C/S4 oil transformer with 2x4000V output for gas/oil switching
Field replacement and maintenance — Cofi Spina cable A L400mm straight and angled high-voltage cables for transformer retrofits
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COFI Products

3G Electric supplies COFI 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Dongan
Dongan
Dongan 50-0500-052, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan HC-0500-4100, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan HC-0500-4400, single-phase control transformer, 500 VA

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