This is a 10 Pack of TE Connectivity 10PSI 8-Dip Pressure Sensor Modules. Its part number is 4515-DS5B002DP.

Specifications:

• Manufacturer: TE Connectivity
• Applications: Board Mount 
• Pressure Type: Differential 
• Operating Pressure: 0.07PSI (0.5kPa) 
• Output Type: Analog Voltage 
• Output: 0.25 V ~ 4.75 V 
• Accuracy: ±0.25% 
• Voltage - Supply: 5V 
• Port Size: Male - 0.14" (3.56mm) Tube, Dual 
• Port Style: Barbed 
• Features: Amplified Output, Temperature Compensated 
• Termination Style: PC Pin 
• Maximum Pressure: 10PSI (68.95kPa)