Most parts ship same day and arrive within 2 business days!
Aaon R89880 Expansion Board
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Delivery and Shipping
Delivery and Shipping
Fedex ground and freight. Most parts ship same day and arrive within two days.
The AAON R89880 is an OEM Expansion Board (SI-16/AO-4 MCS) designed to enhance the input/output (I/O) capabilities of AAON's control systems. This module facilitates seamless integration between the SI-16 programmable thermostat and AO-4 air handler control, enabling advanced communication and control features that improve the performance and efficiency of HVAC systems.
Specifications:
Manufacturer: Aaon
Manufacturer Part Number: R89880
Product Type: Expansion Board
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