SKU: 66924
| Attribute | Details |
|---|---|
| Brand | Honeywell |
| Product Type | Air Pressure Switch |
| Model / Part Number | C645A 1022 |
| Measurement Range | 3 to 21 inches W.C. (Water Column) |
| Switch Type | SPDT (Single-Pole Double-Throw) |
| Function | Auto Recycle with Indicator |
| Manufacturing ID | 5070 |
| Switch Application | Air Pressure Monitoring / Switching |
| Weight | 710 g |
| Condition | Used |
The Honeywell C645A 1022 Pressure Switch is a high-quality air pressure control component designed for industrial, HVAC, combustion, and ventilation systems. Built for reliable differential air pressure monitoring, this switch operates within a range of 3 to 21 inches of water column (W.C.), enabling accurate response to airflow, system pressure changes, or vacuum conditions.
Featuring an SPDT switching mechanism, the pressure switch provides flexible integration into control panels and safety interlock systems. Its auto-recycle function with indicator ensures clear visual status and dependable automatic reset during operation.
Manufactured by Honeywell, a trusted global leader in sensing, control, and automation solutions, the C645A 1022 is suitable for a broad range of industrial environments, combustion control systems, and air handling applications.

Key Features:
1. Wide Pressure Range: Measures and switches within 3–21 inches water column.
2. SPDT Switching: Provides versatile control logic options.
3. Auto Recycle with Indicator: Automatic reset and visible status indication.
4. Reliable Air Pressure Monitoring: Ideal for airflow and draft sensing.
5. Honeywell Engineering: Durable construction for industrial reliability.
6. High Accuracy: Stable performance for critical applications.
7. Suitable for Combustion & HVAC: Commonly used in burners, boilers, and air systems.
8. Rugged Industrial Build: Designed for long service life under continuous operation.
9. Versatile Mounting: Fits various control panels and equipment enclosures.
10. Maintenance-Friendly: Simple inspection and replacement design.
Applications:
1. HVAC Systems: Airflow and duct pressure monitoring.
2. Combustion Control: Burner safety interlocks and furnace air proving.
3. Industrial Ventilation: Fan and blower pressure control.
4. Boilers & Heating Systems: Draft monitoring and safety feedback.
5. Air Handling Units (AHU): Filter monitoring and system protection.
6. Marine Ventilation: Pressure switches for shipboard HVAC and engine rooms.
7. Safety Interlock Systems: SPDT logic for equipment protection.
8. Combustion Chambers: Monitoring of air pressure for safe ignition.
9. Industrial Machinery: Pneumatic system pressure switching.
10. Service & Replacement: Ideal for upgrading or maintaining Honeywell-based systems.
Explore the high-performance Pressure Switch at Aeliya Marine Tech, engineered for precise pressure monitoring, reliable switching control, and long-lasting durability in demanding industrial and marine applications.
Hassle-Free Returns & Refunds at Aeliya Marine Tech
We at Aeliya Marine Tech are committed to your satisfaction. If you encounter any issues with your purchase, we want to ensure a smooth and worry-free resolution. Here's what you need to know about our return and refund policy:
Peace of Mind with a 30-Day Warranty:
We offer a generous 30-day warranty on all products from the date of delivery. If your product isn't functioning properly within this timeframe, you can easily request a replacement or refund.
What Can Be Returned?
- Products that are not working as expected (non-functional)
- Products with condition or malfunction issues
- Products with minor cosmetic damages (excluding damage caused during shipping)
Easy Return Process:
- Gather Proof of Purchase: Locate your receipt or invoice with the PI/PO Number, Invoice Number, and Date of Delivery.
- Contact Us: Reach out to our friendly customer support team at sales@aeliyamarine.com or call us at +91 9725218537.
- Return the Product: Securely package the product in its original packaging (if possible) and ship it to the address below:
Receiving Your Refund:
Once we receive the returned product, our team will inspect it thoroughly. Upon approval, your refund will be processed and credited back to your original payment method within a specific timeframe (details available in our Payment Terms).
Missing Refund?
If you haven't received your refund after a reasonable timeframe, check your bank account first. If the refund is still missing, contact your credit card company. Processing delays might occur.
Exchanges for Defective or Damaged Items:
We understand the need for a seamless experience. If you receive a defective or damaged item, we offer a straightforward exchange for the same product. Simply contact us via email at sales@aeliyamarine.com, and we'll guide you through the process.
Warranty Validation:
To facilitate a smooth warranty claim, please share proof of purchase along with relevant documentation like pictures or testing videos specific to your product.
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