Spec Sheet

Ventilation System
Model 8126X | Specification Sheet
FEATURES
+ Includes 8120X ventilation controller, damper, 24 VAC
transformer, outdoor temperature sensor and ductboard
bracket for 8120X
+ Can be set for Code or Comfort (factory default setting)
+ Measures outdoor temperature to stop ventilation at
adjustable high and low outdoor temperature lockouts
+ Measures indoor humidity to stop ventilation at
adjustable high and low humidity lockouts
+ Control programming maintains ASHRAE 62.2-2010
even during high and low temperature limit lockouts
+ Damper designed to be left in ductwork if actuator fails
+ Installation flexibility – ability to override humidity and
temperature control
+ Easy access to rater information (amount of CFM
brought into the home, etc.)
BENEFITS
+ Designed to meet ventilation requirements. Conforms to
latest building and energy codes.
+ Easy to install and set up, saving you time and money
+ Increased customer comfort and energy savings over other
economical ventilation options
+ Flexible setup allows you to meet every application
PRODUCT SPECIFICATIONS
SPECIFICATIONS
Overall Controller Dimensions 4⁄" W x 3" H x 1⁄" D
Duct Opening Dimensions
(for humidity sensor)
⅝" dia. in sheet metal,
5¾" X 5¼" for ductboard
(ductboard bracket included)
Input Power for the Control
(from the HVAC system transformer)
24 VAC, 2 VA
Damper (vent) and GH outputs 10 VA @ 30 VAC max
HVAC Equipment Terminals R, C, W, Y, O, GS, GH
Equipment Compatibility Furnace and AC or Heat Pump
Outdoor Temperature Sensor Inputs Thermistor (provided)
Damper Transfomer (provided) 24 VAC, 10 VA
Compliance ASHRAE 62.2-2010
Installation Temp Limits 20°F - 140°F
Damper Size 6" dia.
Overall Damper Dimensions
(with actuator)
10.75" H x 10.32" dia.
Max Static Pressure 1" w.c.
Max System Velocity 1000 ft/min
Total Power Consumption 10 VA (6 watts)
4⁄
5⁄
10¾
10⁄
6⁄
3
1⁄
1⁄
⁄
90-2286
90-2159