The Subzero SZ-7558T is a compact and reliable digital temperature controller designed for commercial refrigeration, chillers, cold rooms, HVAC systems, and industrial cooling applications. It offers accurate temperature monitoring, user-friendly configuration, and durable performance even in demanding environments.

KEY FEATURES

• Compact digital temperature controller for cooling applications

• Accurate temperature measurement and stable control output

• Supports NTC sensor input

• Relay-based output for compressor or cooling device

• Clear LED display for temperature readout

• Front-panel programmable settings

• Wide operating temperature range

• Durable and long-life electronics

• Suitable for commercial and industrial refrigeration

TECHNICAL SPECIFICATIONS (TABLE)

APPLICATIONS

• Commercial refrigeration

• Deep freezers

• Chillers

• Cold storage rooms

• Bottle coolers

• HVAC control panels

• Milk coolers

• Industrial cooling systems

WHAT’S IN THE BOX

• Subzero SZ-7558T Temperature Controller

• NTC Sensor (if included by manufacturer)

• User manual

• Mounting clips

FAQ 

Q1: What sensor does the SZ-7558T support?
It supports a standard NTC temperature sensor.

Q2: Is it suitable for cooling-only applications?
Yes, SZ-7558T is designed primarily as a cooling controller.

Q3: Can it be used in industrial chillers?
Yes, it is widely used in industrial and commercial chiller systems.

Q4: Does it have relay output?
Yes, it includes a relay output for compressor/cooling load.

Q5: Is it easy to install?
Yes, it is panel-mounted with front-access programming.