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COFI Oil transformer TRS 1020/S7 - Ignition Transformers
COFIIgnition Transformers

COFI Oil transformer TRS 1020/S7

The Cofi TRS 1020/S7 is an oil transformer for industrial ignition systems, delivering 2x5000 V secondary output from 220 V primary input with a 380 mm cable length. It serves high-voltage ignition applications…

SKU 3G-CBM-01190

Brand
COFI
Item
Oil transformer TRS 1020/S7
Part Number
1020S7
Category
Ignition Transformers
UNSPSC
39121003 — Instrument transformers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

COFI
Manufacturer Part Number
1020S7
type
oil transformer
model
TRS 1020/S7
volts
2x5000
tension v
220
cable length
380 mm
primary voltage
220 V
secondary voltage
2x5000 V

Technical Documents

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Cofi TRS 1020/S7 is an oil transformer for industrial ignition systems, delivering 2x5000 V secondary output from 220 V primary input with a 380 mm cable length. It serves high-voltage ignition applications requiring robust electrical isolation and voltage step-up conversion.

Frequently Asked Questions

What is the COFI TRS 1020/S7 oil transformer used for?

The COFI TRS 1020/S7 is an oil transformer for industrial ignition systems, delivering 2x5000 V secondary output from 220 V primary input. It is used in gas and oil burners, high-pressure cleaners, insect screens, and ionizers requiring robust electrical isolation and continuous or intermittent high-voltage ignition.

What are the specifications of the COFI TRS 1020/S7?

The COFI TRS 1020/S7 is an oil transformer with primary voltage 220 V, secondary voltage 2x5000 V, cable length 380 mm, and power rating 20 VA. It supports continuous or intermittent service and is homologated to VDE and SEV standards. The model is part of the TRS series with various connector options.

Where to buy the COFI TRS 1020/S7 in Singapore?

You can source the COFI TRS 1020/S7 through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this oil transformer for industrial ignition systems.

How to select the right COFI oil transformer for a burner?

Select the COFI oil transformer based on primary voltage (e.g., 220 V), secondary voltage (e.g., 2x5000 V), power rating (VA), and duty cycle (continuous or intermittent). The TRS 1020/S7 suits burners needing 20 VA and 14 kV peak. Ensure cable length and connector type match your application. Consult 3G Electric for technical support.

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
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Dongan FP12-551, single-phase control transformer, 5.0 kVA
Dongan
Dongan
Dongan FP12-651, single-phase control transformer, 10.0 kVA
Dongan
Dongan
Dongan 50-0500-052, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan FP12-601, single-phase control transformer, 7.5 kVA
Dongan
Dongan
Dongan HC-0500-4100, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan 50-0500-056, single-phase control transformer, 500 VA

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