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DonganControl transformer

Dongan 33-050-H, single-phase control transformer, 0.050 kVA

The Dongan 3G-OTH-03385 is a single-phase control transformer from the Series 33 Control line. Rated at 0.050 kVA, it accepts a 240 V primary voltage and delivers a 120 V secondary voltage at 50/60 Hz. Weighing 2.7…

SKU 3G-OTH-03385

Also listed as: 33050H · 33 050 H

Brand
Dongan
Item
33-050-H, single-phase control transformer, 0.050 kVA
Part Number
33-050-H
Category
Control transformer
Available to Order
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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
Series
Series 33 Control
Phase
single-phase
Rating
0.050 kVA
Weight
2.7 lb
Frequency
50/60 Hz
Primary voltage
240 V
Secondary voltage
120 V
Dimensions HxWxD (in)
3.19 x 3.00 x 2.50

Technical Documents

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

Product Description

The Dongan 3G-OTH-03385 is a single-phase control transformer from the Series 33 Control line. Rated at 0.050 kVA, it accepts a 240 V primary voltage and delivers a 120 V secondary voltage at 50/60 Hz. Weighing 2.7 lb, the unit measures 3.19 x 3.00 x 2.50 inches.

Frequently Asked Questions

What is the Dongan 3G-OTH-03385 control transformer used for?

The Dongan 3G-OTH-03385 is a single-phase control transformer designed to step down 240 V primary voltage to 120 V secondary for industrial control circuits. It is commonly used in machine tools, HVAC systems, and automation panels where reliable voltage conversion is required for relays, contactors, and programmable logic controllers.

What are the specifications of the Dongan 3G-OTH-03385?

The Dongan 3G-OTH-03385 is a single-phase control transformer rated at 0.050 kVA. It accepts a 240 V primary input and delivers a 120 V secondary output at 50/60 Hz. The unit weighs 2.7 lb and measures 3.19 x 3.00 x 2.50 inches. It is part of the Series 33 Control line from Dongan.

Where to buy the Dongan 3G-OTH-03385 in Singapore?

3G Electric supplies the Dongan 3G-OTH-03385 control transformer to Singapore. We source and deliver this unit, handling logistics, customs clearance, and local delivery. Contact our team for pricing and lead time on this single-phase 0.050 kVA transformer with 240 V primary and 120 V secondary.

How to select the right control transformer for a 120 V load?

To select a control transformer like the Dongan 3G-OTH-03385, match the primary voltage to your supply (240 V) and secondary to your load (120 V). Ensure the kVA rating (0.050 kVA) exceeds the total load of connected devices. Verify frequency compatibility (50/60 Hz) and physical fit within your enclosure.

Used in

Common applications for Dongan
Industrial machine tools — Dongan HC-2000-41 control transformer for stable voltage to solenoids and relays
HVAC control panels — Dongan HC-1000-44 transformer for isolated power to thermostats and actuators
Motor control centers — Dongan HC-1500-4100 transformer for magnetic switch and relay circuits
Packaging machinery — Dongan HC-0750-4100 transformer for PLC and sensor power supply
Conveyor systems — Dongan HC-0500-4100 transformer for control voltage to motor starters
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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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Allanson 444-BT636 Ferromagnetic Service Replacement Transformer
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