Control Transformers

HPS control transformers are built to keep your systems running safely and efficiently. Designed for industrial panels, motor control, and automation systems, they offer unique features such as a first-of-its-kind single-point ground connection, along with optional finger-safe terminal guards and industry-standard fuse holders for added safety. With one of the industry’s most comprehensive product ranges, HPS delivers stable, isolated power to control circuits, protecting sensitive equipment and keeping your operations reliable in even the toughest environments.

Three Styles to Suit Your Application

HPS offers three control transformer styles to meet the unique needs of different environments and installation types:

Encapsulated for durability — ideal for high inrush and harsh environments.

Molded Style

Durable and built for high inrush applications, encapsulated coils protect from moisture and airborne contaminants.

Open Style

Compact and versatile, perfect for panel builders, OEMs, or tight enclosures.

Enclosed Style

Ready-to install in a metal enclosure for light-duty industrial and commercial applications.

Feature/Application	Molded Style	Open Style	Enclosed
Industrial and light duty loads (HVAC, signal & alarm systems, lighting, and circuit isolation)	✓	✓	✓
High inrush applications (relays, solenoids, magnetic starters)	Best	Good	Good
Coil protected from debris, dust and damage	✓		✓
Secondary fusing options	✓	✓	✓
Primary fusing options	✓	✓	✕
Integrated ground screw	✓	✓	✓
Compact design for tight spaces	✕	✓	✕