This Pressure Sensor Switch 0130F00529 9391VX-0003 0.250-4.000V 0-2" WC used (no plug) used HVAC part. This part is in excellent cosmetic condition. Please see more details from the images attached.Please check images carefully because you will receive the same part as pictured, or a very similar one. FREE USPS First Class mail delivery guaranteed.My handling time is 1 business day only. Purchasing used parts you agree with the statement that sometimes hidden defects or malfunctions may occur during installation or continuous use. There is no warranty on used parts. But you have 30 days satisfaction guarantee and 30 days FREE return.. Most of the parts require specific knowledge and skills to be installed properly. If you don’t have skills or knowledge, you must ask certified HVAC technician to install. I am not liable for any damages or failures as a result of improper installation.