Johnson Controls T-4000-605 Pneumatic Thermostat Conversion Kit is a non-programmable unit designed for temperature control. This beige colored, wall-mounted thermostat has a rectangular shape and measures 2.08 inches in display size. The kit includes mounting hardware and a display base. The thermostat is compatible with Johnson Controls T-4000-605 and has a 2-wire configuration. It operates on pneumatic power source and has one period per programmable day. The product is manufactured in Mexico and comes with a 1-month manufacturer warranty.