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    Picture of 1 kVA Control Transformer, Single Phase, 380V to 208/36V
    Picture of 1 kVA Control Transformer, Single Phase, 380V to 208/36V
    Picture of 1 kVA Control Transformer, Single Phase, 380V to 208/36V
    Picture of 1 kVA Control Transformer, Single Phase, 380V to 208/36V
    Picture of 1 kVA Control Transformer, Single Phase, 380V to 208/36V
    Picture of 1 kVA Control Transformer, Single Phase, 380V to 208/36V

    1 kVA Control Transformer, Single Phase, 380V to 208/36V

    2 review(s) | Add your review
    SKU: PH-T-BK1000VA
    $576.31
    ● 1kVA single-phase control transformer for industrial control circuits and machine tools. ● Steps down 380V AC to 208V and 36V outputs for a stable control power supply. ● Full electrical isolation between primary and secondary windings for enhanced safety. ● Available with enameled copper or aluminum windings for different cost and performance requirements. ● Designed for AC 50/60Hz electrical systems and industrial equipment. ● Supports customizable input and output voltages for various control transformer applications.
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    Overview

    Operating at 50Hz or 60Hz, this control transformer converts 380V AC input voltage into dual secondary outputs of 208V and 36V, making the 1000VA control power transformer suitable for a wide range of control and auxiliary power applications. Manufactured with enameled copper or aluminum windings, the transformer offers flexibility between higher efficiency and cost-effective configurations. Additionally, the industrial control transformer supports multiple voltage configurations, allowing customized input and output voltage combinations to meet different equipment requirements. With complete electrical isolation between the primary and secondary windings, the transformer protects sensitive electrical components from voltage fluctuations and interference. This design ensures the stable operation of control circuits, indicator lights, signal systems, and automation equipment.

    1 kVA control transformer feature

    Feature

    • 1kVA Control Power Supply: With a 1kVA rated capacity, this single-phase control transformer provides reliable power for control circuits, indicator lights, and machine tool electrical components.
    • Step-Down Voltage Conversion with Dual Outputs: The transformer efficiently converts 380V AC to 208V and 36V outputs, providing flexible voltage options for industrial control systems, signal circuits, and auxiliary equipment.
    • Full Electrical Isolation: This control power transformer features complete electrical separation between primary and secondary windings, improving operational safety and protecting control devices from electrical disturbances.
    • Dry-Type Transformer Design: The dry-type air-cooled structure ensures stable heat dissipation and low maintenance, making the transformer suitable for continuous operation in industrial environments.
     

    Details

    1. Premium Wiring Terminals: Crafted from high-quality terminals with screw fastening that resists damage. Featuring excellent temperature resistance, voltage resistance, and flame retardancy to ensure efficient and stable equipment operation.
    2. All-Copper Coil: Wrapped tightly in flame-retardant material for long-lasting durability. The high-temperature resistant enameled wire delivers stable performance and efficient transmission, making it suitable for harsh environments.
    3. Cold-Rolled Silicon Steel Sheets: Made from carefully selected materials with low core loss characteristics, effectively reducing energy losses during transformer operation.
    Control transformer details

    Control Transformer Schematic Diagram Illustration

    Control transformer schematic diagram illustration

    Control Transformer Dimension

    Control transformer dimension

    Overall size (mm) Hole distance for installation (mm) Installation hole (mm)
    B E D A C K x J
    150 145 155 120 130 12 x 7
    Specs
    Product Name Single-phase control transformer
    Winding Material* Enamelled aluminium wire / Enamelled copper wire (Optional)
    Total Output Capacity 1000VA / 1 kVA
    Note: If your output includes multiple voltage levels, please email us with the capacity of each output. The total capacity should be the sum of all individual outputs. For example, if your outputs are aV and bV, then aV (capacity) + bV (capacity) = 500VA.
    Primary Voltage* (VAC) 110, 120, 208, 220, 230, 240, 380, 400, 480, 110/220, 120/240, 240/480...(Optional and Customised)
    Secondary Voltage* (VAC) 6, 12, 24, 36, 48, 110/48, 120/24, 208/36, 220/48, 230/36, 240/120, 120/24/12, 110/36/24, 127/36/6, 208/48/36/24...(Optional and Customised)
    Frequency 50 / 60Hz
    Insulation Level F / H
    Withstand Voltage Test Primary to secondary 2.5KV/min
    Primary to safety ground 2.5KV/min
    Secondary to safety ground 1.5KV/min
    Insulation Resistance Primary to secondary 2500V>100 megohm
    Primary to safety ground 2500V>100 megohm
    Secondary to safety ground 1500V>100 megohm
    Induction Withstand Voltage Test 125Hz/ 800V/min
    Ground Resistance 25A<80 milliohm
    Cooling Method Natural or air cooling
    Transformation Ratio <3%
    Air Carrying Current <6%
    Impedance Voltage about 6%
    Total Losses 0.1
    Efficiency 80%~99%
    Operating Temperature -25℃~+40℃ (40℃, 93% RH, 56 days)
    Storage Temperature -25℃~+100℃ (40℃, 93% RH, 56 days)
    Certificate CE, ISO
    Warranty 12 months
    Size Overall size: (150×145×155) mm, Hold distance for installation: (120×130) mm, Installation hold: (12×7) mm
    Weight 16 kg
    Application
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    FAQ

    Q1: Can I specify copper or aluminum windings when ordering?

    Yes. This 1 kVA dry-type control transformer is available with either enameled copper wire or aluminum wire windings. Copper windings offer lower resistance and better thermal performance for high-duty-cycle applications, while aluminum windings provide a more cost-effective alternative for standard-duty machine tool and control panel installations. Please specify your preferred winding material when placing your order.

    Q2: Is the output voltage fixed at 208V and 36V, or can it be adjusted?

    The unit's default production model is configured for 380V input with 208V and 36V outputs, but custom input/output voltage combinations are fully supported. If your application requires a different primary voltage, alternative secondary taps, or a non-standard dual-output arrangement, our engineering team can produce a tailored configuration to meet your exact requirements.

    2 review(s)
    4.5 2
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    Eric | 7/31/2026 7:02 AM
    Solid Little Transformer – Does the Job, But a Few Small Gripes
    Picked this up to step down voltage for a control panel I was wiring up in my workshop. It's been running for a few weeks now and overall I'm happy with it. Build quality feels decent for the price, and the multiple input/output options gave me some flexibility during install. Terminals are clearly labeled, so I didn't have to guess which wire goes where – always a plus.
    That said, a couple things kept me from giving it five stars. The mounting holes weren't quite lined up with the existing bracket on my panel, so I had to drill a couple new ones – not a huge deal, but annoying. Also, the included wiring diagram is pretty basic – if you're new to this kind of stuff, you might need to look up a few things online. Runs a little warmer than I expected too, nothing worrying, but I made sure to leave some space around it for airflow.
    For the price, it's a solid workhorse. Does what it's supposed to do, hasn't given me any trouble. Just don't expect it to be perfect out of the box. Four stars.
    David | 6/4/2026 2:05 AM
    Quiet, Cool, and Just Works – My Control Panel Finally Behaves
    Had to replace an old buzzing transformer in a machine control panel I've been fixing up. Picked this one, and honestly, I wish I'd done it sooner. The first thing I noticed is how quiet it runs – no more annoying hum driving me crazy in the shop. Ran it for hours, and the case barely gets warm, so no worries about heat buildup inside the cabinet. The terminals feel solid, good quality screw connections that actually hold, not some cheap junk. Came nicely packaged too – no shipping damage, which I've had issues with before on heavier stuff like this. Hooked it up to my 380V feed, and both the 208V and 36V outputs were right on the money. Just a solid, no-nonsense transformer that does exactly what it's supposed to. If you're chasing gremlins in an old control panel, start here. Five stars, no regrets.
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