Aga Thermostat A4912 Diamond H New Type

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Aga Thermostat A4912 – Diamond H (New Type)
Reliable Temperature Control for Modern Aga Systems

The Aga Thermostat A4912 is a Diamond H (new type) temperature control unit designed to deliver precise and dependable regulation of oven and boiler temperatures in select Aga cookers. Manufactured to meet updated performance and safety standards, this thermostat is a direct replacement for older units and ideal for maintaining optimal operation.

Whether you’re carrying out routine maintenance or troubleshooting temperature inconsistencies, the A4912 is a critical component to ensure your Aga continues to run efficiently and safely.

Key Features:

• Genuine Diamond H thermostat – New type version

• Designed for accurate and responsive temperature control

• Suitable for both cooker and boiler control systems

• Updated design improves safety, durability, and response time

• Simple retrofit for compatible Aga models

Compatible Aga Models:

• Select Aga oil-fired and solid fuel models

• Suitable for units originally fitted with Diamond H thermostats

• Always verify with model/serial number or consult a heating professional to ensure compatibility

When to Replace:

• Fluctuating oven or boiler temperatures

• Cooker not reaching or maintaining set temperature

• Thermostat physically damaged or unresponsive

• As part of a preventive maintenance schedule for older Aga units

Technical Specifications:

• Part Number: A4912

• Type: Diamond H – New Version

• Application: Cooker and/or boiler thermostat

• Mounting: Standard fitting for compatible Aga units

• Temperature Range: Manufacturer-specified range for safe and efficient operation

• Electrical Connection: Designed for direct wiring within Aga systems