Johnson Controls

Continued support for Johnson Controls EMS/BAS products

Repair & exchange program for EMS/BAS controls products.

Replacement sensors for temperature, humidity, pressure, gas, and lighting

Buy and sell options for salvaged field devices

Support for both large and small operations

Have a legacy JCI system? Let us support you!

We support Johnson Controls products for years past their original obsolescence date including Metasys N2 series JCI DX Controllers, JCI AP Controllers, & JCI AS Controllers. This allows customers to increase their EMS/BAS lifecycle and save thousands of dollars in potential upgrade spending.

Asset Technologies is not affiliated with, sponsored or endorsed by Johnson Controls.

Continued product support

Our Services

Repair solutions

Repair Solutions

Let us know your needs! We’ve developed repair support for hundreds of types of EMS/BAS control products.



Need sensors? We sell replacement sensors for temperature, humidity, pressure, and gas.

Revolving exchange

Revolving Exchange

Need a replacement shipped same-day? Our Revolving Exchange Program keeps ready-to-ship parts reserved exclusively for your operation.

Buying and selling

Buying & Selling

We buy and sell EMS/BAS control modules! Our Asset Recovery Program takes in salvaged field controllers which are then refurbished for continual use.

JCI DX Controllers- Repair & Support

The Johnson Controls DX is a system of controllers used for HVAC chiller and boiler plant, lighting and/or electrical equipment control applications.

Metasys N2 Series | DX-9100, DX-9120, DX-9121

JCI AP Controllers – Repair & Support

The Johnson Controls AP Variable Air Volume Modular Assembly are configurable digital controllers for duct systems, supply/exhaust applications.

Metasys N2 Series | VMA-1420, VMA-1440

JCI AS Controllers – Repair & Support

The Johnson Controls AS Unitary Controllers are for air handling units, unit ventilators, fan coils, heat pumps and other units service single zones.

Metasys N2 Series | AHU, ILC, LCP, MIG, UNT

Johnson Controls