Digital Temperature Controller – Replaces Valeo 11126977B / 11126977C – Fits Medix HVAC Systems

Thermostat P/N AH327

Key Features

• Direct Replacement: Compatible with board numbers 11126977B and 11126977C
• Digital Display: Easy-to-read interface for precise temperature control
• Reliable Design: Durable construction for heavy-duty or emergency vehicle use
• OEM Equivalent: Formally manufactured by Valeo, trusted for quality and reliability
• Plug-and-Play Fit: No programming required in most applications

Applications

• Designed for use in Medix emergency vehicles
• Fits many Valeo / Spheros bus and specialty HVAC systems
• Check your OEM part number before ordering to ensure proper compatibility

• Digital Style Temperature Controller
• Formally made by Valeo 
• Compatible with Board Numbers 11126977B and 11126977C
• Used on Medix 

Cross Reference

• 11126977B
• 11126977C
• AH327

Specifications

• Type: Digital temperature controller
• Display size: approx. 2.5" × 4"
• Mounting: Panel-mount style
• Voltage: 12–24 V DC (typical vehicle HVAC range)

Notes

• This is a replacement controller only — wiring harness and mounting hardware not included.
• Always verify part number and system compatibility before installation.