We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

COFI Oil transformer TRE 820/S1 - Ignition Transformers
COFIIgnition Transformers

COFI Oil transformer TRE 820/S1

The Cofi TRE 820/S1 is an oil-immersed ignition transformer designed for industrial combustion systems. It delivers 2×4000 V output from a 220 V supply, providing reliable high-voltage generation for ignition…

SKU 3G-CBM-01183

Also listed as: COF 05004 · COF-05004

Brand
COFI
Item
Oil transformer TRE 820/S1
Category
Ignition Transformers
UNSPSC
39121003 — Instrument transformers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

COFI
volts
2x4000
tension v
220
output voltage v
2x4000
supply voltage v
220

Datasheet Content

Câble noyé standard Fiche Cofi Fiche Triangulaire Fiche Fleur L= 380 mm Code SPRAS Code VIRAS Code SP Fiche offleurante 0 4 Vis-taraud Fiche 0 4 (profondeur 11 mm) affleurante (profondeur 25 mm) (profondeur 13 mm) :e transformateur est le plus petit de la gomme. Il par­ il est produit dans les versions avec tension d'alimentation ient à atteindre les mêmes caractéristiques d'allumages entre 100 et 400 V suivant les standards internationaux le certains transformateurs de dimensions moyennes ainsi que sur demande du client. Les principaux modèles 1ais à des coûts nettement plus réduits. Ce résultat est le continus et intermittents sont homologués suivant les nor­ ruit d'une recherche poussée sur les matériaux qui a per- mes VDE et SEV et peuvent être fournis avec les accessoi­ 1is une réduction des dimensions et une utilisation plus res pour la compatibilité électromagnétique EMC pour ontenue de matières premières. Comme toute la gamme laquelle ils sont testés dans notre laboratoire. centre à la ma!i!ie Tension Intensité Tension Puissance Tension au Intensité au Servic:e Poids type d'alimentation primaire Sec:ondaire Homologation VA Sec:ondaire kV Sec:ondaire mA EO% min. Kg. [V 50 Hz] A (50 Hz] de C:rête kV TRE820 230 1 230 2x4 20 11 AB 19% 3min 1,3 CE s o"r. ·ableau aux voleurs standard. Sur demande du clienl, nous pouvons réaliser des tensions d'alimentation spéciales aussi bien à 50 Hz qu'à 60 Hz. me!iure!i technique§ r· .. J7. @-, @ �1_ 0 i j i r;;; [ . oUû-QJ(0 i �, _r--- 9 ::.��' :r· -: :·.•. -·.:.•··---. . _____�- _ ·····-··· - ' plan vue de face vue de côté perspective

Technical Documents

(1)
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The Cofi TRE 820/S1 is an oil-immersed ignition transformer designed for industrial combustion systems. It delivers 2×4000 V output from a 220 V supply, providing reliable high-voltage generation for ignition applications in boilers and burner systems.

Frequently Asked Questions

Where can I buy the COFI TRE 820/S1 oil ignition transformer worldwide?

3G Electric is an authorized COFI distributor. We source and ship the TRE 820/S1 globally. Lead time and delivery terms available on request — contact our team for a quote.

What is the lead time for the COFI TRE 820/S1?

Lead time depends on current stock and destination. 3G Electric handles all logistics, customs, and international shipping. Request a quote with your delivery timeline for an accurate estimate.

What output voltage does the COFI TRE 820/S1 deliver?

The TRE 820/S1 delivers 2×4000 V output from a 220 V AC supply. It is designed for ignition applications in industrial boilers and burner combustion systems requiring high-voltage ignition.

Used in

Common applications for COFI
Gas burner combustion — TRS 515 PC/S, TRS 610 PC/S, TRS 830 P/S ignition transformers for spark generation in small to large capacity gas-fired heaters and boilers.
Oil-fired heating systems — TRE 820/S1 oil-immersed transformer for reliable ignition in heavy fuel oil and light fuel oil burners in industrial plants.
Dual-fuel burner control — TRS 610 PC/S for burners switchable between gas and oil, requiring consistent high-voltage spark across both fuel modes.
Burner retrofit and maintenance — Replacement ignition transformers and mounting kits for aging or damaged combustion control systems in existing boiler houses.
High-voltage spark generation — TRG 1035/S dual-output transformer for complex ignition circuits requiring multiple spark electrodes or redundant ignition paths.
Panel-mounted combustion control — Column 12X38 and Spina cable assemblies for compact transformer installation in enclosed burner management control panels.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Dongan
Dongan
Dongan IC-0500-106, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan IC-0500-109, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan IC-0500-110, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan IC-0500-104, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan IC-0500-107, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan IC-0500-102, single-phase control transformer, 500 VA

More from COFI

View all COFI parts
COFI
COFI
Transformer type AR1
COFI
COFI
Transformer TD2 LT CSF Oil 2x12kw
Fuel transformer TRS 820/2/J
COFI
Fuel transformer TRS 820/2/J
Transformer TD2 LVA Oil 2x12kw - 50%
COFI
Transformer TD2 LVA Oil 2x12kw - 50%
COFI
COFI
Transformer type TC1 LTCA
COFI
COFI
Transformer TD2 ST PAF oil 2x12KV
COFI
COFI
Transformer type T11 110 volts
Oil transformer TRS 1030/S
COFI
Oil transformer TRS 1030/S