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LENNOX Thermostat: Heat and Cool, Manual, B/C/G/O/Rc/Rh/W1/Y1, Auto-On, Cool-Heat-Off - Digital Thermostats
LENNOXDigital Thermostats

LENNOX Thermostat: Heat and Cool, Manual, B/C/G/O/Rc/Rh/W1/Y1, Auto-On, Cool-Heat-Off

The LENNOX 24Z12 is a rectangular digital thermostat for heat and cool applications, operating on 24V AC with a manual changeover type and system settings of Cool-Heat-Off. It features a slide switch control, Auto-On…

SKU 3G-OTH-70354

Brand
LENNOX
Item
Thermostat: Heat and Cool, Manual, B/C/G/O/Rc/Rh/W1/Y1, Auto-On, Cool-Heat-Off
Category
Digital Thermostats
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Technical Specifications

LENNOX
Manufacturer Part Number
24Z12
Type
Manual, B/C/G/O/Rc/Rh/W1/Y1, Auto-On, Cool-Heat-Off, Horizontal
Shape
Rectangle
Voltage
24V AC
Digit Size
Standard
Application
Heat and Cool
Control Type
Slide Switch
Fan Settings
Auto-On
Key Features
Optional Celsius Display
Changeover Type
Manual
System Settings
Cool-Heat-Off
Mounting Direction
Horizontal
Terminal Designations
G
Temperature Differential
± 1 °F
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LENNOX Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LENNOX 24Z12 is a rectangular digital thermostat for heat and cool applications, operating on 24V AC with a manual changeover type and system settings of Cool-Heat-Off. It features a slide switch control, Auto-On fan setting, optional Celsius display, and a temperature differential of ± 1 °F. The thermostat mounts horizontally and includes terminal designation G.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Used in

Common applications for LENNOX
Commercial HVAC maintenance — Lennox blower wheel 31G67 for replacing worn fans in rooftop units
Gas furnace repair — Lennox induced draft blower 56W68 for exhaust system replacement in residential furnaces
Thermostat upgrade — Lennox 24Z12 for manual control in heat and cool applications in office buildings
Safety system replacement — Lennox limit switch 26G78 for over-temperature protection in industrial heaters
Heat exchanger retrofit — Lennox heat exchanger assembly 96L74 for furnace repair in manufacturing facilities

LENNOX Products

3G Electric supplies LENNOX digital thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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