Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
Image not available
DonganLighting disconnect

Dongan TDEK12-190, single-phase lighting disconnect, 750 VA

The Dongan 3G-OTH-04361 is a single-phase lighting disconnect from the Series TDEK12 Transformer Disconnect line. It is rated at 750 VA with a primary voltage of 480 V and a secondary voltage of 120 V, operating at…

SKU 3G-OTH-04361

Also listed as: TDEK 12190 · TDEK-12190

Brand
Dongan
Item
TDEK12-190, single-phase lighting disconnect, 750 VA
Part Number
TDEK12190
Category
Lighting disconnect
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.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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.

Technical Specifications

Dongan
Manufacturer Part Number
TDEK12190
Series
Series TDEK12 Transformer Disconnect
Phase
single-phase
Rating
750 VA
Frequency
50/60 Hz
Primary voltage
480 V
Secondary voltage
120 V

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

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

Product Description

The Dongan 3G-OTH-04361 is a single-phase lighting disconnect from the Series TDEK12 Transformer Disconnect line. It is rated at 750 VA with a primary voltage of 480 V and a secondary voltage of 120 V, operating at 50/60 Hz.

Frequently Asked Questions

What is the Dongan TDEK12-190 used for?

The Dongan TDEK12-190 is a single-phase lighting disconnect used for control panel lighting and auxiliary power. It combines a 750 VA transformer, fusing, and a padlockable disconnect switch in a single UL/CUL listed, CE marked enclosure, simplifying installation and maintenance.

What are the specifications of the Dongan TDEK12-190?

The Dongan TDEK12-190 is a single-phase lighting disconnect rated at 750 VA with a primary voltage of 480 V and secondary voltage of 120 V. It operates at 50/60 Hz and is part of the Series TDEK12 Transformer Disconnect. The enclosure is NEMA 1/IP23 or NEMA 12/IP54/IP65 rated.

Where to buy the Dongan TDEK12-190 in Singapore?

You can source the Dongan TDEK12-190 through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this UL/CUL listed, CE marked lighting disconnect.

How to install the Dongan TDEK12-190?

Install the Dongan TDEK12-190 by mounting the NEMA-rated enclosure securely and connecting the 480 V primary and 120 V secondary wiring per the schematic. Ensure the padlockable disconnect switch is in the off position before wiring. Always follow local electrical codes and the manufacturer's instructions.

Used in

Common applications for Dongan
Machine tools — Dongan HC-1500-44 control transformer provides isolated 120 V control power for relays, solenoids, and contactors.
HVAC systems — Dongan 50-0500-059 control transformer supplies stable voltage for building automation controllers and damper actuators.
Variable speed drive systems — Dongan 63-2711SH drive isolation transformer protects SCR-controlled drives from line transients and voltage spikes.
Industrial power distribution — Dongan 41-1680SH general purpose transformer steps 480 V down to 120/240 V for lighting and receptacle panels.
Water treatment plants — Dongan 73-150-2698SH three-phase transformer provides efficient voltage conversion for pump stations and blowers.
Burner management systems — Dongan ignition transformers deliver high-voltage spark for reliable ignition of oil and gas burners in boilers and furnaces.
Not sure this is the right part? Photo-identify it→

Dongan Products

3G Electric supplies Dongan lighting disconnect. 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 TDEK12-210, single-phase lighting disconnect, 1500 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TDEK12-230, single-phase lighting disconnect, 2000 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TDEK12-200, single-phase lighting disconnect, 1000 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TDEK-190, single-phase lighting disconnect, 750 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TDEK12-170, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TDEK12-250, single-phase lighting disconnect, 3000 VA, 480 V primary / 120 V secondary, 50/60 Hz

More from Dongan

View all Dongan parts →
Dongan
Dongan
Dongan TMBK-200B, single-phase lighting disconnect, 1000 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TMAK-170, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TMAK-190, single-phase lighting disconnect, 750 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TMAK-170A, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TMAK-190A, single-phase lighting disconnect, 750 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TMAK-130A, single-phase lighting disconnect, 250 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan TDAK-170, single-phase lighting disconnect, 500 VA, 480 V primary / 120 V secondary, 50/60 Hz
Dongan
Dongan
Dongan ADLK-210, single-phase lighting disconnect, 1500 VA, 480 V primary / 120 V secondary, 50/60 Hz

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first