EMERSON Low Voltage Thermostat: Heat or Cool, Manual, C/E/G/L/O/B/R/W2/Terminal Designations
The EMERSON Low Voltage Thermostat (SKU 01F89 211S1, MPN 01F89 211S1) is a digital thermostat for Heat or Cool applications. It operates on 20V AC with a manual changeover and system settings of Cool-Heat-Off. Key…
SKU 3G-OTH-70508
Also listed as: 01F89211S1 · 01F89-211S1
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The EMERSON Low Voltage Thermostat (SKU 01F89 211S1, MPN 01F89 211S1) is a digital thermostat for Heat or Cool applications. It operates on 20V AC with a manual changeover and system settings of Cool-Heat-Off. Key specs include a temperature control range of 45° to 99°F, a temperature differential of 0.6° to 1.5°F, and terminal designations including L. Batteries are not required, and it features a slide switch control, Auto-On fan setting, and horizontal mounting.
Frequently Asked Questions
What is the EMERSON 01F89 211S1 thermostat used for?
The EMERSON 01F89 211S1 is a low voltage digital thermostat for Heat or Cool applications. It provides manual changeover between cooling and heating, with system settings of Cool-Heat-Off. It is suitable for controlling HVAC systems in commercial or industrial environments where reliable, battery-free operation is required.
What are the specifications of the EMERSON 01F89 211S1 thermostat?
The EMERSON 01F89 211S1 operates on 20V AC with a temperature control range of 45° to 99°F and a differential of 0.6° to 1.5°F. It features manual changeover, slide switch control, Auto-On fan setting, and terminal designations including L. Batteries are not required, and it mounts horizontally.
Where to buy the EMERSON 01F89 211S1 thermostat worldwide?
3G Electric supplies the EMERSON 01F89 211S1 thermostat to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this low voltage thermostat.
How to install the EMERSON 01F89 211S1 thermostat?
Install the EMERSON 01F89 211S1 thermostat by mounting it horizontally on a wall. Connect the 20V AC power supply to the appropriate terminals (C/E/G/L/O/B/R/W2). Ensure the manual changeover switch is set to Cool, Heat, or Off as needed. No batteries are required for operation.
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3G Electric supplies EMERSON digital thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
