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FIELD CONTROLS FCMC Fresh Air Ventilation Control, SPDT, 24V AC - Fresh Air Ventilation Controls
FIELD CONTROLSFresh Air Ventilation Controls

FIELD CONTROLS FCMC Fresh Air Ventilation Control, SPDT, 24V AC

The FIELD CONTROLS FCMC is a fresh air ventilation control with a single-pole double-throw (SPDT) switch, operating on 24V AC and sensing temperatures from -20°F to 150°F. 3G Electric interprets your demand for…

SKU 3G-OTH-806367

Brand
FIELD CONTROLS
Item
FCMC Fresh Air Ventilation Control, SPDT, 24V AC
Part Number
FCMC
Category
Fresh Air Ventilation Controls
Available to Order
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Technical specs
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Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Ships under standard freight

Technical Specifications

FIELD CONTROLS
Manufacturer Part Number
FCMC
Type
SPDT
AC
24V
Contact
SPDT x 2
Includes
Cover Mounting Plate Screws
IP Rating
Not Rated
Standards
ASHRAE 62.2
Application
Humidity Sensing and Control; Temperature Sensing and Control
Catalog Page
N/A
Contact Form
SPDT
Display Type
None
Product Type
Ventilation Control
Input Voltage
24V AC
Overall Depth
2-1/8 in Overall Depth
Overall Width
4-3/4 in Overall Width
NEMA/IP Rating
Not Rated
Overall Height
4 in Overall Height
Country of Origin
USA (subject to change)
Power Consumption
1.28 W
Number of SPDT Outputs
2
Overall Length x Width
4 in x 4-3/4 in
Maximum Control Temperature
150 °F
Minimum Control Temperature
-20 °F
Number of Relay / Analog Outputs
2 Relay
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FIELD CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FIELD CONTROLS FCMC is a fresh air ventilation control with a single-pole double-throw (SPDT) switch, operating on 24V AC and sensing temperatures from -20°F to 150°F. 3G Electric interprets your demand for temperature sensing and control, sourcing this OEM part across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the FIELD CONTROLS FCMC ventilation control used for?

The FIELD CONTROLS FCMC is a fresh air ventilation control that regulates ventilation systems based on outdoor temperature. It is commonly used in HVAC applications to manage intake dampers, ensuring proper air mixing and energy efficiency in commercial and industrial buildings.

What are the specifications of the FIELD CONTROLS FCMC?

The FIELD CONTROLS FCMC operates on 24V AC with a single-pole double-throw (SPDT) switch. It senses temperatures from -20°F to 150°F, making it suitable for temperature-based ventilation control in demanding environments.

Where to buy the FIELD CONTROLS FCMC worldwide?

3G Electric supplies the FIELD CONTROLS FCMC to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this OEM part for your temperature sensing and control needs.

How to install the FIELD CONTROLS FCMC ventilation control?

Install the FIELD CONTROLS FCMC by connecting the 24V AC power supply to the appropriate terminals and wiring the SPDT switch to your ventilation damper or fan. Mount the sensor in a location representative of outdoor air temperature, following standard HVAC wiring practices and local codes.

Used in

Common applications for FIELD CONTROLS
Oil-fired furnaces — Field Controls Power Venter pipe-mount draft inducer (SKU 45DX30) for 3 in to 4 in pipe, 115V AC, 1.7 A.
Natural gas furnaces — Field Controls Power Venter pipe-mount draft inducer (SKU 45DX25) for 4 in to 5 in pipe, 115V AC, 1.3 A.
LP-fueled furnaces — Field Controls Power Venter pipe-mount draft inducer (SKU 45DX27) for 5 in to 6 in pipe, 115V AC, 2.1 A.
Oil-fired boilers and water heaters — Field Controls DI-1 pipe-mount draft inducer (SKU 45DX35) with pressure sensing tube, 115V AC, 0.43 A.
Residential ventilation — Field Controls energy-recovery ventilator (FC-150EC-ERV) with fixed plate core, 145 cfm, 84% efficiency.
HVAC control systems — Field Controls FCMC fresh air ventilation control with SPDT switch, 24V AC, temperature sensing from -20°F to 150°F.
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FIELD CONTROLS Products

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Motorized fresh air intake damper for HVAC systems, 20-inch diameter, normally closed flat blade with rubber seal. Operates on 24V AC, maximum air velocity 1,000 fpm. Galvanized steel housing with crimped/slip-over connections, includes 3-wire harness with modular damper connector
FIELD CONTROLS
Motorized fresh air intake damper for HVAC systems, 20-inch diameter, normally closed flat blade with rubber seal. Operates on 24V AC, maximum air velocity 1,000 fpm. Galvanized steel housing with crimped/slip-over connections, includes 3-wire harness with modular damper connector
Motorized fresh air intake damper for 4-inch diameter ducts. Operates on 24V AC with normally closed switch action. Includes flat blade with rubber seal, 3-wire harness with modular connector. Dimensions: 6 1/8 in L x 8 7/8 in W x 8 7/8 in H. Maximum air velocity: 1,000 fpm
FIELD CONTROLS
Motorized fresh air intake damper for 4-inch diameter ducts. Operates on 24V AC with normally closed switch action. Includes flat blade with rubber seal, 3-wire harness with modular connector. Dimensions: 6 1/8 in L x 8 7/8 in W x 8 7/8 in H. Maximum air velocity: 1,000 fpm
Motorized fresh air intake damper with a 7-inch diameter, flat blade, and rubber blade seal. Operates as a normally closed single-stage damper at 24V AC, with a maximum air velocity of 1,000 fpm. Crimped/slip-over design for duct connection; includes mounting hole template. Used in HVAC systems to regulate outdoor air intake
FIELD CONTROLS
Motorized fresh air intake damper with a 7-inch diameter, flat blade, and rubber blade seal. Operates as a normally closed single-stage damper at 24V AC, with a maximum air velocity of 1,000 fpm. Crimped/slip-over design for duct connection; includes mounting hole template. Used in HVAC systems to regulate outdoor air intake

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