Control Transformers UK
Control circuit transformers for industrial control panels, machinery, automation and specialist electrical applications.
Boardman Transformers manufactures UK-built control transformers for standard control circuit applications and custom-built requirements where voltage, rating, mounting or compliance needs careful specification.
Need help choosing a control transformer? Request a quote or view our datasheets.
UK Manufacturer
Established 1955
Standard & Custom Options
Datasheets Available
SCL Range
Control circuit transformers from 50VA to 2.5kVA, designed for industrial control panels, machinery and automation applications.
50VA to 2.5kVA range
Suitable for control circuits and panel applications
Multiple primary and secondary voltage options
MCL Range
The MCL Range includes control circuit transformers from 50VA to 2.5kVA, designed for reliable use in industrial control panels, machinery and automation systems.
50VA to 2.5kVA range
Suitable for control circuits and panel applications
Designed for industrial machinery and automation equipment
Control Transformer Ranges 50VA-2.5kVA
The CL Range covers single-phase control and industrial transformers from 50VA to 2.5kVA, suitable for small rated applications where dependable voltage transformation is required.
50VA to 2.5kVA range
Single-phase control and industrial transformer applications
Suitable for machinery, panels and specialist equipment
Control Transformer Ranges 3kVA – 40kVA
The CL Range covers single-phase control and industrial transformers from 3kVA to 40kVA, suitable higher-rated applications where dependable voltage transformation is required.
Single-phase control and industrial transformer applications
Suitable for machinery, panels and specialist equipment
cCSAus Control Transformers
The cCSAus Range includes control transformers designed for applications requiring recognised compliance for North American and international markets.
25VA to 5kVA range
Designed for applications requiring cCSAus compliance
Suitable for export, OEM and specialist panel applications
Common Control Transformer Voltages
24V Control Transformers
24V control transformers are commonly used in industrial control panels, machinery, automation systems, relay circuits and low-voltage control applications. They are often specified where a dependable low-voltage control supply is required for switching, signalling, sensors, contactors or control equipment.
Boardman supplies control transformer ranges with 24V secondary options for suitable panel-building, machinery and industrial applications. If you are unsure which VA rating is required, our team can help review the primary voltage, secondary voltage, load details and application requirements.
110V Control Transformers
110V control transformers are widely used in industrial control circuits, machinery, control panels and site equipment where a reliable 110V control supply is required. They are commonly specified for control circuits, relay and contactor operation, machine controls and specialist industrial electrical systems.
Boardman supplies control transformer ranges with 110V secondary options across suitable VA ratings and applications. Standard range options and custom-built control transformers can be discussed depending on the voltage, rating, mounting and compliance requirements.
230V and 400V Primary Options
Many UK control panel and industrial applications require control transformers with 230V or 400V primary input options. These are common supply voltages for machinery, panel-building, automation systems and industrial electrical installations.
Boardman control transformer ranges include options designed around common primary and secondary voltage requirements, helping customers specify suitable control circuit transformers for new panels, replacement applications and specialist equipment.
Where are Control Transformers Used
Control transformers are used wherever a reliable control voltage is needed for industrial switching, control and automation equipment.
- Industrial control panels
- Machine tools
- Automation systems
- Relay and contactor circuits
- Safety and control circuits
- OEM machinery
- Production equipment
- Electrical cabinets
- Replacement transformer applications
- Export control panels
How to Choose a Control Transformer
To specify the correct control transformer, it helps to confirm the electrical, installation and application requirements before requesting a quote.
- Primary/input voltage
- Secondary/output voltage
- VA rating
- Single phase or three phase requirement
Frequency
Load type
Mounting arrangement
Terminal requirements
Enclosure requirement, if applicable
Required standards or approvals
Quantity required
New design or replacement application
Not sure what size control transformer you need?
Send us your primary voltage, secondary voltage, VA rating and application details, or use our transformer sizing calculator to help estimate the correct rating.
Standard Control Transformer Ranges
Boardman supplies standard control transformer ranges for common control panel, machinery and industrial applications. These ranges support typical voltage and VA requirements and are supported by technical datasheets.
Custom-Built Control Transformers
Where a standard control transformer is not suitable, Boardman can discuss custom-built requirements, including non-standard voltages, ratings, mounting arrangements, documentation needs and specialist application requirements.
Control Transformer Standards and Quality
Boardman control transformer ranges are manufactured to support dependable industrial use, with selected ranges designed around relevant transformer standards and application requirements.
Depending on the range and specification, control transformer options may include Class 1 isolation construction, earth screening between primary and secondary windings, common industrial voltage options and supporting technical datasheets.
Please check the relevant datasheet or contact our team to confirm the correct standard, voltage options and rating for your application.
For panel-specific applications, view our control panel transformers page covering standard and custom-built options for industrial panels, machinery and OEM equipment.
Download Control Transformer Datasheets
MCL Control Transformer Datasheet
Control circuit transformer datasheet for the MCL range.
SCL Control Transformer Datasheet.
Control circuit transformer datasheet for the SCL range.
CL Range 3kVA – 40kVA
CL Range Datasheet for 3kVA – 40kVA
CL Range 50VA – 2.5kVA
CL Range Datasheet for 50VA – 2.5kVA
cCSAus Range 25VA – 5kVA
cCSAus Range Datasheet for 25VA – 5kVA
Why Choose Boardman for Control Transformers?
Technical Datasheets and Support
Technical datasheets are available across Boardman control transformer ranges, helping customers review ratings, voltage options, dimensions and product details before ordering. Our team can also support customers with product selection, replacement transformer enquiries and specification checks where required.
UK Transformer Manufacturer
Boardman Transformers manufactures transformer products in the UK, supporting customers across industrial, electrical, machinery and control panel applications. Our UK manufacturing base allows us to provide practical technical support, clear communication and transformer solutions built around real application requirements.
Established Since 1955
With a history dating back to 1955, Boardman Transformers has decades of experience in transformer design, manufacture and supply. This long-standing industry knowledge helps us support customers with standard control transformer ranges, replacement requirements and specialist transformer applications.
Standard Control Transformer Ranges
Boardman supplies standard control transformer ranges for common industrial control panel, machinery and automation applications. Our control circuit transformer ranges are designed to support typical voltage and VA requirements, with product information and datasheets available to help customers identify suitable options.
Custom-Built Options Available
Where a standard control transformer is not suitable, Boardman can discuss custom-built transformer requirements. This may include non-standard voltages, specific ratings, alternative mounting arrangements, documentation needs or application-specific requirements for machinery, OEM equipment and specialist electrical systems.
Industrial, OEM and Panel Applications
Boardman control transformers are used across a wide range of industrial, OEM and panel-building applications. Whether the requirement is for a control panel, machine control system, automation equipment, replacement transformer or specialist electrical project, we can help identify a suitable standard or custom-built solution.
Frequently Asked Questions
What is a control transformer?
A control transformer is used to provide a suitable control voltage for industrial control circuits, control panels, relays, contactors, machine controls and automation systems. It helps supply the correct voltage needed to operate control equipment safely and reliably within an electrical system.
Do you manufacture 24V control transformers?
Yes. Boardman Transformers supplies control transformer ranges with 24V secondary options for suitable industrial control panel, machinery and automation applications. If you are unsure which rating or range is required, our team can help review the voltage, VA rating and application details.
Do you manufacture 110V control transformers?
Yes. Boardman Transformers supplies control transformer ranges with 110V secondary options across suitable VA ratings and applications. 110V control transformers are commonly used in industrial control circuits, machinery, control panels and specialist electrical systems.
Can Boardman manufacture custom control transformers?
Yes. Where a standard control transformer is not suitable, Boardman can discuss custom-built control transformer requirements. This may include non-standard voltages, specific VA ratings, alternative mounting arrangements, documentation requirements or application-specific specifications.
What information is needed for a control transformer quote?
Useful information includes the primary voltage, secondary voltage, VA rating, frequency, quantity required and the intended application. It also helps to include details such as mounting requirements, enclosure needs, terminal preferences, required standards, drawings, photos or details of any existing transformer being replaced.
Are control transformer datasheets available?
Yes. Datasheets are available for Boardman control transformer ranges and can be used to check ratings, voltage options, dimensions and technical details. If you cannot find the datasheet you need, contact our team and we can help identify the most suitable product information for your requirement.