Maxitrol TD121A Gas Fired Temperature Control Remote Selector

Gas Fired Temperature Control Remote Selector, the Maxitrol TD121A, provides precise control for gas-fired heating systems.

This remote temperature selector is electronic and used on 21 electronic modulation gas-fired temperature control units, delivering a stable temperature range from 80 to 130 Deg F for consistent comfort and efficiency.

Designed for use with 21 electronic modulation gas-fired temperature control systems, the TD121A remote selector delivers accurate setpoints via its electronic circuitry. By maintaining stable temperatures, it helps reduce fluctuations and supports reliable daily operation.

Ideal for commercial or residential gas-fired heating setups where precise control and easy remote adjustment are valued. The 80 to 130 Deg F rating ensures suitability across typical comfort ranges while preserving compatibility with existing controls.

Designed for long-term reliability in gas-fired installations, the TD121A combines a straightforward electronic design with proven performance. This makes it a practical upgrade for systems that demand precise temperature control and dependable remote adjustment.

• Model: TD121A
• Type: Remote Temperature Selector, Electronic
• Compatibility: Used On 21 Electronic Modulation Gas Fired Temperature Control
• Temperature Range: 80–130 Deg F
• Application: Gas-fired heating systems