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JOHNSON CONTROLS P-3800-2 Reset Volume Controller - Reset Volume Controls
JOHNSON CONTROLSReset Volume Controls

JOHNSON CONTROLS P-3800-2 Reset Volume Controller

<p>The Johnson Controls P-3800-2 Reset Volume Controller is a precision pneumatic device designed for HVAC systems requiring accurate volume reset control. It features direct/reverse acting modes and is available as…

SKU 3G-OTH-70328

Also listed as: P38002 · P 3800 2

Brand
JOHNSON CONTROLS
Item
P-3800-2 Reset Volume Controller
Part Number
P-3800-2
Category
Reset Volume Controls
Available to Order
Also known as:P-3800-2JOHNSON CONTROLS
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
P-3800-2
Type
Direct/Reverse Acting, Normally Open or Normally Closed
Maximum Setpoint Range
0.15 to 3.2 in wg
Minimum Setpoint Range
0 to 0.9 in wg
Reset Start Point Range
3 to 10 psi
Thermostat Required for Cooling
Direct/Reverse Acting
Thermostat Required for Heating
Direct/Reverse Acting

Technical Documents

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

Product Description

<p>The Johnson Controls P-3800-2 Reset Volume Controller is a precision pneumatic device designed for HVAC systems requiring accurate volume reset control. It features direct/reverse acting modes and is available as normally open or normally closed, offering flexibility for various applications. The maximum setpoint range is 0.15 to 3.2 inches of water column, with a minimum setpoint range of 0 to 0.9 inches, and a reset start point range of 3 to 10 psi. This controller is suitable for both cooling and heating thermostat applications, making it a versatile choice for commercial and industrial facilities.</p><p>At 3G Electric, we supply this controller to procurement professionals in Singapore and across Southeast Asia. We provide SGD quotes on request, handle GST for local buyers, and ensure fast delivery within Singapore and the region. Contact us for your HVAC control needs.</p>

Frequently Asked Questions

What are the setpoint ranges for the P-3800-2?

The maximum setpoint range is 0.15 to 3.2 inches of water column, and the minimum setpoint range is 0 to 0.9 inches of water column.

Can the P-3800-2 be used for both heating and cooling applications?

Yes, the thermostat required for both cooling and heating is direct/reverse acting, so it can be used in both applications.

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
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JOHNSON CONTROLS Products

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

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Direct/reverse acting reset volume controller for HVAC systems, configurable as normally open or normally closed. Minimum setpoint range 0 to 1.6 in wg, maximum setpoint range 0.15 to 3.2 in wg, reset start point range 3 to 10 psi. Suitable for modulating airflow or pressure in commercial heating and cooling applications
JOHNSON CONTROLS
Direct/reverse acting reset volume controller for HVAC systems, configurable as normally open or normally closed. Minimum setpoint range 0 to 1.6 in wg, maximum setpoint range 0.15 to 3.2 in wg, reset start point range 3 to 10 psi. Suitable for modulating airflow or pressure in commercial heating and cooling applications

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