We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
JOHNSON CONTROLS Pneumatic Thermostat: 55° to 85°F (Day/Night), Vertical, No, Day/Night - Dual-Temperature Thermostats
JOHNSON CONTROLSDual-Temperature Thermostats

JOHNSON CONTROLS Pneumatic Thermostat: 55° to 85°F (Day/Night), Vertical, No, Day/Night

The JOHNSON CONTROLS T-4506-204 is a Day/Night pneumatic thermostat with a temperature control range of 55° to 85°F. It features Direct - 15 psig (Day) and Direct - 20 psig (Night) thermostat action, operates with 2…

SKU 3G-OTH-69707

Also listed as: T4506204 · T 4506 204

Brand
JOHNSON CONTROLS
Item
Pneumatic Thermostat: 55° to 85°F
Part Number
T-4506-204
Category
Dual-Temperature Thermostats
Available to Order
Also known as:T-4506-204JOHNSON CONTROLS
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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.

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
T-4506-204
Type
Vertical, No, Day/Night, T-4506-204
Thermostat Action
Direct - 15 psig (Day), Direct - 20 psig (Night)
Pneumatic Thermostat Type
Day/Night
Temperature Control Range
55° to 85°F (Day/Night)
Number of Pipes/Air Flow Output
2 Pipes, High Volume
Mounting Direction/Includes Cover
Vertical, No

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The JOHNSON CONTROLS T-4506-204 is a Day/Night pneumatic thermostat with a temperature control range of 55° to 85°F. It features Direct - 15 psig (Day) and Direct - 20 psig (Night) thermostat action, operates with 2 Pipes and High Volume air flow output, and is designed for vertical mounting without a cover.

Frequently Asked Questions

What is the JOHNSON CONTROLS T-4506-204 pneumatic thermostat used for?

The JOHNSON CONTROLS T-4506-204 is a Day/Night pneumatic thermostat used in commercial HVAC systems to regulate temperature in zones that require separate day and night setpoints. It is commonly applied in office buildings, schools, and hotels for energy-efficient temperature control during occupied and unoccupied periods.

What are the specifications of the JOHNSON CONTROLS T-4506-204?

The T-4506-204 is a Day/Night pneumatic thermostat with a temperature control range of 55° to 85°F. It features Direct - 15 psig (Day) and Direct - 20 psig (Night) action, operates with 2 Pipes and High Volume air flow output, and is designed for vertical mounting without a cover. The brand is JOHNSON CONTROLS.

Where to buy the JOHNSON CONTROLS T-4506-204 worldwide?

3G Electric supplies the JOHNSON CONTROLS T-4506-204 pneumatic thermostat worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this model to any country.

How to install the JOHNSON CONTROLS T-4506-204 pneumatic thermostat?

Mount the T-4506-204 vertically on a wall or standard junction box, ensuring the pneumatic tubing connects to the 2-pipe high-volume air supply. Verify the direct-acting day (15 psig) and night (20 psig) pressure settings. Always follow the manufacturer's installation guide and local HVAC codes for proper calibration and system integration.

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
Not sure this is the right part? Photo-identify it→

JOHNSON CONTROLS Products

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

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from JOHNSON CONTROLS

View all JOHNSON CONTROLS parts →
Pneumatic thermostat for heating and cooling control in commercial HVAC systems. Features a 55° to 85°F temperature range, 2-pipe high-volume air flow output, direct action at 20 psig and reverse action at 15 psig. Designed for horizontal mounting; cover not included
JOHNSON CONTROLS
Pneumatic thermostat for heating and cooling control in commercial HVAC systems. Features a 55° to 85°F temperature range, 2-pipe high-volume air flow output, direct action at 20 psig and reverse action at 15 psig. Designed for horizontal mounting; cover not included

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first