DonganControl transformer

Dongan AP12-551AP12-553, single-phase control transformer, 5.0 kVA

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

SKU 3G-OTH-03905

Brand

Dongan

Item

AP12-551AP12-553, single-phase control transformer, 5.0 kVA

Part Number

AP12551AP12553

Local availability & support

Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dongan

Manufacturer Part Number

AP12551AP12553 

Series

Series AP12 & FP12 

Phase

single-phase 

Rating

5.0 kVA 

Weight

149 lb 

Dimensions HxWxD (in)

14.00 x 14.38 x 10.00 

Technical Documents

(1)

Technical Document 1

PDF Document

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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 AP12-551AP12-553 control transformer used for?

The Dongan AP12-551AP12-553 is a single-phase control transformer rated at 5.0 kVA. It provides 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 AP12-551AP12-553?

The Dongan AP12-551AP12-553 is a single-phase control transformer with a 5.0 kVA rating. It weighs 149 lb and measures 14.00 x 14.38 x 10.00 inches. It belongs to the Series AP12 & FP12 product line.

Where to buy the Dongan AP12-551AP12-553 in Singapore?

3G Electric supplies the Dongan AP12-551AP12-553 control transformer to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this single-phase 5.0 kVA unit.

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

To select the right Dongan control transformer, match the kVA rating to your load requirements—the AP12-551AP12-553 is a 5.0 kVA single-phase unit. Ensure the input voltage matches your supply and the output voltage meets your control circuit needs. Consult the datasheet for dimensions and mounting.

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.

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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.

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