Lennox 3G-OTH-70885 — Technical Specifications

Name: Lennox 3G-OTH-70885 LENNOX Low Voltage Thermostat: Heat and Cool, Auto, C/D/EC/F/G/O/B/R/TC/TI/TO/W1/W2/Y1/Y2, Rectangle (MPN 24K41). Key specifications — Application: Heat and Cool; Stages: 4H/3C Conventional, 4H/3C Heat Pump; Programming Capability: 5-2 Day; Shape: Rectangle; Terminal Designations: O/B; Changeover Type: Automatic; Brand: LENNOX; Mounting Direction: Horizontal.
Brand: Lennox

The LENNOX Low Voltage Thermostat (SKU 851FW2, MPN 24K41) is a standard thermostat for heat and cool applications. It features a touch screen control, automatic changeover, and 5-2 day programming capability. The thermostat supports 4H/3C stages for both conventional and heat pump systems, with terminal designations O/B and horizontal mounting. It includes humidification control and is a rectangle shape.

View Product & Quote

Technical Specifications

Parameter	Value
Type	Auto, C/D/EC/F/G/O/B/R/TC/TI/TO/W1/W2/Y1/Y2, Rectangle
Brand	LENNOX
Shape	Rectangle
Stages	4H/3C Conventional, 4H/3C Heat Pump
Application	Heat and Cool
Control Type	Touch Screen
Changeover Type	Automatic
Mounting Direction	Horizontal
Terminal Designations	O/B
Humidification Control	Yes
Programming Capability	5-2 Day
Manufacturer Part Number	24K41