Features 1、OEM Number: Heavy equipment pressure switch replacement part number is I R 23474653 A, 23474653 for reference, please double check before purchasing. 2、Adjustable Unloader: Pressure range is at 140 to 175 in factory preset, with adjustable unloader, which can be rotated in multiple directions. 3、4 Port: Pressure Switch adopted 4 port connection type, for better connection, avoid the overload operation, prevent damage to operation system. 4、Function: Pressure switch plays the role of detection, display, alarm, and can also control the signal output well, so that the machine can operate normally. 5、Metal Materials: Pressure switch replacement is exquisitely made from metal with high performance and durability, is also made in high accurate. Specifications: Item Type: 4 Port Pressure Switch Material: Metal OEM: I R 23474653 A, 23474653 The switch has an adjustable unloader that can be rotated in multiple directions. Pressure Range: 140-175 Factory preset and adjustable Maximum Pressure: 190 Psi Minimum Pressure: 35 Psi Pressure Difference: 35-55 Psi Ports: 1/4in (NPT), Total 4 ports Pole: 2 Pole Rating Package List 1 x 4 Port Pressure Switch 1 x Nut