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JOHNSON CONTROLS Thermostat Cover: For Johnson Controls T-4000, Cover with Logo - Pneumatic Thermostat Covers
JOHNSON CONTROLSPneumatic Thermostat Covers

JOHNSON CONTROLS Thermostat Cover: For Johnson Controls T-4000, Cover with Logo

The Johnson Controls T-4000-2139 is a beige plastic thermostat cover designed for the Johnson Controls T-4000 series pneumatic thermostat. This horizontal-mounting accessory includes a cover with logo and is…

SKU 3G-OTH-69254

Brand
JOHNSON CONTROLS
Item
Thermostat Cover: For Johnson Controls T-4000, Cover with Logo
Category
Pneumatic Thermostat Covers
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Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
T-4000-2139
Material
Plastic
Color
Beige
Includes
Cover with Logo
Accessory Type
Thermostat Cover
Color/Material
Beige, Plastic
Mounting Direction
Horizontal
Compatible Brand and Series
Johnson Controls T-4000
View Full Spec Sheet

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JOHNSON CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Johnson Controls T-4000-2139 is a beige plastic thermostat cover designed for the Johnson Controls T-4000 series pneumatic thermostat. This horizontal-mounting accessory includes a cover with logo and is compatible with the T-4000 brand and series.

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

Frequently Asked Questions

What is the Johnson Controls T-4000-2139 thermostat cover used for?

The Johnson Controls T-4000-2139 is a beige plastic cover designed to protect and enclose the T-4000 series pneumatic thermostat. It mounts horizontally and includes the Johnson Controls logo, making it ideal for commercial HVAC applications where a clean, branded appearance is required.

What are the specifications of the Johnson Controls T-4000-2139 thermostat cover?

The T-4000-2139 is a thermostat cover accessory for the Johnson Controls T-4000 series. It is made of beige plastic, mounts horizontally, and includes a cover with the Johnson Controls logo. The manufacturer part number is T-4000-2139.

Where to buy the Johnson Controls T-4000-2139 thermostat cover worldwide?

3G Electric supplies the Johnson Controls T-4000-2139 thermostat cover to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine Johnson Controls accessory.

How to install the Johnson Controls T-4000-2139 thermostat cover?

To install the T-4000-2139 cover, first ensure the T-4000 thermostat is properly mounted horizontally. Align the cover over the thermostat base and snap it into place. No tools are required. Always follow the manufacturer's instructions for your specific thermostat model.

Used in

Common applications for JOHNSON CONTROLS
Industrial refrigeration — Johnson Controls P170SA-1C dual pressure control for compressor protection in ammonia or halocarbon systems
Chiller plant automation — Johnson Controls VA7810-HGA-2 electric globe valve actuator for modulating chilled water flow in VG7000 series valves
Pneumatic HVAC retrofit — Johnson Controls T-4002-302 conversion kit for upgrading existing Robertshaw thermostats in commercial buildings
Cooling tower water management — Johnson Controls V-4332-1007 pneumatically actuated diaphragm valve for 3-way diverting of water flow
Boiler fuel oil pressure monitoring — Johnson Controls P545NCB-25C electronic lube oil pressure control with alarm for burner management systems
Process pressure sensing — Johnson Controls P599AAPS105C pressure transmitter with IP67 rating for washdown zones in food and beverage plants

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS pneumatic thermostat covers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Thermostat Cover: For Johnson Controls T-4000, Grainger Sku(s) 20RF82/38Y183/38Y184/42C193 (MPN T-4756-1738). Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Compatible Grainger Part Number: 42C193; Includes: Cover with Thermometer, (2) Setpoint Windows, and Logo; Mounting Direction: Horizontal; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic.
Thermostat Cover: For Johnson Controls T-4000, Grainger Sku(s) 20RF82/38Y183/38Y184/42C193 (MPN T-4756-2141). Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Compatible Grainger Part Number: 42C193; Includes: Cover with (2) Setpoint Windows and Logo; Mounting Direction: Horizontal; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic.
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Thermostat Cover: For Johnson Controls T-4000, Grainger Sku(s) 20RF82/38Y183/38Y184/42C193 (MPN T-4756-2141). Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Compatible Grainger Part Number: 42C193; Includes: Cover with (2) Setpoint Windows and Logo; Mounting Direction: Horizontal; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic.
Thermostat Cover: For Johnson Controls T-4000, Grainger Sku(s) 38Y156/38Y157/38Y158/38Y159 (MPN T-4002-3004). Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Compatible Grainger Part Number: 38Y159; Includes: Cast Aluminum Guard and Mounting Plate; Mounting Direction: Horizontal; Color: Silver; Color/Material: Silver, Cast Aluminum; Material: Aluminum.
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Thermostat Cover: For Johnson Controls T-4000, Grainger Sku(s) 38Y156/38Y157/38Y158/38Y159 (MPN T-4002-3004). Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Compatible Grainger Part Number: 38Y159; Includes: Cast Aluminum Guard and Mounting Plate; Mounting Direction: Horizontal; Color: Silver; Color/Material: Silver, Cast Aluminum; Material: Aluminum.
Thermostat Cover: For Johnson Controls T-4000, Cover with Thermometer Window and Logo, T-4000-2141. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Thermometer Window and Logo; Mounting Direction: Horizontal; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-2141.
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Thermostat Cover: For Johnson Controls T-4000, Cover with Thermometer Window and Logo, T-4000-2141. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Thermometer Window and Logo; Mounting Direction: Horizontal; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-2141.
Thermostat Cover: For Johnson Controls T-4000, Cover with Setpoint Window and Logo, T-4000-2145. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Setpoint Window and Logo; Mounting Direction: Vertical; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-2145.
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Thermostat Cover: For Johnson Controls T-4000, Cover with Setpoint Window and Logo, T-4000-2145. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Setpoint Window and Logo; Mounting Direction: Vertical; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-2145.
Blank cover for WTL series thermostats: For WLT, Blank Cover, WTL-CVR-00. Key specifications — Accessory Type: Replacement Thermostat Cover; Compatible Brand and Series: WLT; Compatible Grainger Part Number: 793K24, 793K25, 793K26, 793K27, 793K28, 793K29; Includes: Blank Cover; Mounting Direction: Vertical; Color: White; Color/Material: White, Plastic; Material: Plastic.
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Blank cover for WTL series thermostats: For WLT, Blank Cover, WTL-CVR-00. Key specifications — Accessory Type: Replacement Thermostat Cover; Compatible Brand and Series: WLT; Compatible Grainger Part Number: 793K24, 793K25, 793K26, 793K27, 793K28, 793K29; Includes: Blank Cover; Mounting Direction: Vertical; Color: White; Color/Material: White, Plastic; Material: Plastic.
Thermostat Cover: For Johnson Controls T-4000, Cover with Logo, T-4000-3144. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Logo; Mounting Direction: Vertical; Color: White; Color/Material: White, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-3144.
JOHNSON CONTROLS
Thermostat Cover: For Johnson Controls T-4000, Cover with Logo, T-4000-3144. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Logo; Mounting Direction: Vertical; Color: White; Color/Material: White, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-3144.
Thermostat Cover: For Johnson Controls T-4000, Cover with Thermometer Window and Logo, T-4000-2140. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Thermometer Window and Logo; Mounting Direction: Horizontal; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-2140.
JOHNSON CONTROLS
Thermostat Cover: For Johnson Controls T-4000, Cover with Thermometer Window and Logo, T-4000-2140. Key specifications — Accessory Type: Thermostat Cover; Compatible Brand and Series: Johnson Controls T-4000; Includes: Cover with Thermometer Window and Logo; Mounting Direction: Horizontal; Color: Beige; Color/Material: Beige, Plastic; Material: Plastic; Manufacturer Part Number: T-4000-2140.