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
DonganControl transformer

Dongan AP12-603, single-phase control transformer, 7.5 kVA

Industrial control transformer providing stable, isolated control voltage for machine tools, solenoids, magnetic switches, relays and HVAC controls.

SKU 3G-OTH-03909

Also listed as: AP 12603 · AP-12603

Brand
Dongan
Item
AP12-603, single-phase control transformer, 7.5 kVA
Part Number
AP12603
Category
Control transformer
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
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

Dongan
Manufacturer Part Number
AP12603
Series
Series AP12 & FP12
Phase
single-phase
Rating
7.5 kVA

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

Industrial control transformer providing stable, isolated control voltage for machine tools, solenoids, magnetic switches, relays and HVAC controls.

Frequently Asked Questions

What is the Dongan AP12-603 control transformer used for?

The Dongan AP12-603 is a single-phase control transformer rated at 7.5 kVA, designed to provide stable, isolated control voltage for industrial applications such as machine tools, solenoids, magnetic switches, relays, and HVAC controls.

What are the specifications of the Dongan AP12-603?

The Dongan AP12-603 is a single-phase control transformer from the Series AP12 & FP12, with a rating of 7.5 kVA. It delivers isolated control voltage for industrial equipment, ensuring reliable operation of machine tools and control circuits.

Where to buy the Dongan AP12-603 in Singapore?

3G Electric supplies the Dongan AP12-603 control transformer to Singapore. We handle logistics, customs clearance, and delivery to your facility, providing technical support for your industrial control applications.

How to select the right Dongan control transformer for my application?

To select the right Dongan control transformer, match the kVA rating (e.g., 7.5 kVA for the AP12-603) to your load requirements, ensure single-phase input matches your supply, and verify voltage isolation needs for machine tools or relays. Consult 3G Electric for guidance.

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 control transformer. 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 AP12-601AP12-603, single-phase control transformer, 7.5 kVA
Dongan
Dongan
Dongan AP12-601, single-phase control transformer, 7.5 kVA
Dongan
Dongan
Dongan AP12-653, single-phase control transformer, 10.0 kVA
Dongan
Dongan
Dongan AP12-503, single-phase control transformer, 3.0 kVA
Dongan
Dongan
Dongan AP12-651AP12-653, single-phase control transformer, 10.0 kVA
Dongan
Dongan
Dongan AP12-651, single-phase control transformer, 10.0 kVA

More from Dongan

View all Dongan parts →
Dongan
Dongan
Dongan 50-0050-056, single-phase control transformer, 50 VA
Dongan
Dongan
Dongan HC-1500-44, single-phase control transformer, 1500 VA
Dongan
Dongan
Dongan 50-0500-059, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan HC-1500-41, single-phase control transformer, 1500 VA
Dongan
Dongan
Dongan 50-0500-053, single-phase control transformer, 500 VA
Dongan
Dongan
Dongan HC-1500-4100, single-phase control transformer, 1500 VA
Dongan
Dongan
Dongan BR-734-4, single-phase control transformer, 375 VA
Dongan
Dongan
Dongan 50-2000-058, single-phase control transformer, 2000 VA

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first