COFIIgnition Transformers

COFI Oil transformer TRE 820/S connector D4

Cofi oil transformer TRE 820/S is an ignition transformer delivering 2x4000 V secondary output from 220 V primary input, with 380 mm cable length. Engineered for industrial ignition and high-voltage discharge…

SKU 3G-CBM-01184

Also listed as: COF 05005 · COF-05005

Brand

COFI

Item

Oil transformer TRE 820/S connector D4

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

volts

2x4000 

tension v

220

cable length

380 mm 

primary voltage

220 V 

secondary voltage

2x4000 V 

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.




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Technical Documents

(1)

Technical Document 1

PDF Document

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the COFI TRE 820/S oil transformer used for?

The COFI TRE 820/S is an ignition transformer designed for industrial ignition and high-voltage discharge applications requiring dual secondary coils. It delivers 2x4000 V secondary output from a 220 V primary input, making it suitable for burners, boilers, and other combustion systems in Singapore's industrial sector.

What are the specifications of the COFI TRE 820/S ignition transformer?

The COFI TRE 820/S has a primary voltage of 220 V and a secondary voltage of 2x4000 V. It features a cable length of 380 mm and is designed for intermittent service with a 19% duty cycle. The transformer weighs 1.3 kg and is CE certified, meeting VDE and SEV standards.

Where to buy the COFI TRE 820/S in Singapore?

3G Electric supplies the COFI TRE 820/S ignition transformer to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact our team for pricing and lead time on this item. We source and deliver industrial components to support local maintenance and production needs.

How to install the COFI TRE 820/S ignition transformer?

Install the COFI TRE 820/S by mounting it securely in a dry, ventilated location. Connect the 220 V primary supply to the designated terminals and the dual secondary outputs to the ignition electrodes. Ensure the 380 mm cable is routed without sharp bends. Follow standard safety practices for high-voltage equipment and consult the datasheet for wiring details.

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.

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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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