Honeywell C6097A2210 / C6097A2110 / C6097A4210 / C6097B1119 Gas Pressure Switch Stock

Honeywell C6097 Series Pressure Switches (C6097A2210/A2110/A4210/A1079/B1119)

Brand: Honeywell

Type: Gas / Air Low-Pressure Safety Switch (Diaphragm Type, SPDT Contacts)

Core Application: Monitors positive, negative, or differential pressure of natural gas, LPG, air, etc.; used for safety interlocking and protection in burners, boilers, and HVAC fans.

Model Overview and Key Parameters

1. C6097A2110 (Low-Pressure Type; Actuates on Pressure Drop)

Pressure Range: 1.0 ~ 10 mbar

Max. Proof Pressure: 200 mbar

Operation Characteristic: Opens circuit when pressure falls below the setpoint (Type A: Falling)

Connection: Rp1/8 Internal Thread; Electrical: Screw Terminals

Applications: Ultra-low gas pressure monitoring, fan low-pressure protection.

2. C6097A2210 (Low-to-Medium Pressure Type; Actuates on Pressure Drop)

Pressure Range: 2.5 ~ 50 mbar

Max. Proof Pressure: 300 mbar

Operation Characteristic: Opens circuit when pressure falls below the setpoint

Connection: Rp1/8; Electrical: Screw Terminals

Applications: General gas pressure monitoring, boiler/burner safety interlocking.

3. C6097A4210 (Medium-Pressure Type; Actuates on Pressure Drop; M16 Wiring)

Pressure Range: 2.5 ~ 50 mbar

Max. Proof Pressure: 500 mbar

Operation Characteristic: Opens circuit when pressure falls below the setpoint

Connection: Rp1/8; Electrical: M16×1.5 Cable Gland (Splash-proof)

Applications: Industrial combustion equipment, outdoor/damp environments (IP54). Honeywell C6097A4210 Pressure Switch

4. C6097A1079 (Imperial, Medium-to-High Pressure Type; Auto-Reset)---discontinued

Pressure Range: 12 ~ 60 in. WC (approx. 30 ~ 150 mbar)

Max. Proof Pressure: 60 in. WC

Operation: Opens circuit when pressure drops below setpoint; Auto-reset

Connection: 1/4 NPT; Electrical: Screw terminals

Applications: North American standard burners; High-pressure gas/air monitoring.

5. C6097B1119 (Medium Pressure Type; Actuates on Rising Pressure)

Pressure Range: 3 ~ 21 in. WC (approx. 7.5 ~ 52.5 mbar)

Max. Proof Pressure: 21 in. WC

Operation: Opens circuit when pressure rises above setpoint (Type B: Rising pressure)

Connection: 1/4 NPT; Electrical: Screw terminals

Applications: High-pressure gas overpressure protection; Blower high-pressure/stall protection.

Common Core Features

Protection Class: IP54 (Dust-proof and splash-proof)

Contact Rating: 24~250 VAC, 5 A (Resistive), SPDT (Single-Pole Double-Throw)

Media Temperature: -15°C ~ +80°C; Ambient Temperature: -15°C ~ +60°C

Certifications: UL, FM, EN 1854, CE (Gas Appliances Directive)

Adjustment: Top-mounted knob with mbar/in. WC scale, protected by a transparent cover

Reset Method: Types A/B typically feature auto-reset; select models include a manual reset lock.

Type A vs. Type B (Key Differences)

C6097A××××: Actuates on falling pressure (Low-pressure protection; e.g., insufficient gas supply, blower failure)

C6097B××××: Actuates on rising pressure (High-pressure protection; e.g., gas overpressure, blower overload) Selection Recommendations

Low-Pressure Gas / Fan Protection → A2110 (1–10 mbar)

Standard Burner Safety Interlock → A2210 (2.5–50 mbar)

Industrial / Humid Environments → A4210 (M16 Wiring)

North American Equipment / High Pressure → A1079 (12–60 in.WC)

Overpressure / High-Pressure Protection → B1119 (3–21 in.WC)