Size: 1/2, Reverse Flow: Regulator, Standard, Thread: NPT, Port Size: 1/2, Accessory: B+G, Option 1: Non-relieving, Option 2: Y+Z

Size: 1/2, Reverse Flow: Regulator, Standard, Thread: NPT, Port Size: 1/2, Accessory: B+G, Option 1: 0.02~0.2MPa Setting+Non-relieving, Option 2: R+Y+Z

Size: 1/2, Reverse Flow: Regulator, Standard, Thread: NPT, Port Size: 1/2, Accessory: B+G, Option 1: 0.02~0.2MPa Setting+Non-relieving, Option 2: Y+Z

Size: 1/2, Reverse Flow: Regulator, Standard, Thread: NPT, Port Size: 1/2, Accessory: B+G, Option 1: 0.02~0.2MPa Setting+Non-relieving, Option 2: Name Plate & Pressure Gauge in Imperial Units, PSI, °F

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: BG (B+G), Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: Clean-room, Copper-free, Fluorine-free, Silicon-free, Size: 40, Backflow Function: Backflow Function, Thread: NPT, Port Size: 1/2, Accessory: B+G, Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Name plate & Pressure Gauge in Imperial Units: psi

Special Applications: Copper, Fluorine & Silicon-free+Low Particle Generation, Body Size: 40, Reverse Flow: No, Thread: NPT, Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: None, Option: Nameplate/Caution Plate for Bowl in Imperial Units

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: None, Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: Rc, Port Size: 03 [3/8 (Size 25, 30, 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: RY (R+Y)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 04 (1/2), Options: B (w/Bracket), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 06 (3/4), Options: w/o Mounting Option, Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 03 (3/8), Options: BE (B+E), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 03 (3/8), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 03 (3/8), Options: E1 (Output: NPN; Electrical Entry: Wiring Bottom Entry), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: BE (B+E), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: E4 (Output: PNP; Electrical Entry: Wiring Top Entry), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: EH (E+H), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 03 (3/8), Options: EH (E+H), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)