Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 20, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 02 (1/4), Accessory: GH (G+H), Specifications: 1R (1+R)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: None, Thread: N (NPT), Port Size: 04 (1/2), Accessory: H (Set Nut for Panel Mount), Specifications: 1R (1+R), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: G [Round Pressure Gauge ("20-" Type Includes Limit Indicator)], Specifications: 1R (1+R), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Accessory: None, Specifications: 1R (1+R), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size/Valve Type: 5 (20A, N.C.), Body/Port/Orifice: H (C37; Port 3/4;, Orifice 20), Voltage/Electrical Entry: Z (Other Voltages), Other Voltages and Electrical Options: 1R (Special Voltage, 240VAC, Conduit w/Surge Voltage Suppressor)

Size, Body, Valve Type: 22H (Size: 2; Body Mat'l: Stainless Steel; Port Size: 1/4; Orifice Dia: 4, N.C.), Voltage and Electrical Entry: Z (Other Voltages and Electrical Options), Other Voltages and Electrical Options: 1R (240VAC; Conduit w/Surge Voltage Suppressor)

Body Size: 20, Thread: F (G), Port Size: 02 (1/4), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: 1R (1 + R)

Body Size: 25, Thread: F (G), Port Size: 02 (1/4), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: 1R (1 + R)

Body Size: 20, Thread: F (G), Port Size: 02 (1/4), Option: H (Set Nut for Panel Fitting), Semi-Standard: 1R (1 + R)

Body Size: 20, Thread: F (G), Port Size: 01 (1/8), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: 1R (1 + R)

Size: 30, Backflow Function: None, Thread: F (G), Port Size: 02 (1/4), Accessory: H (Set Nut for Panel Mount), Specifications: 1R (1 + R)

Size: 30, Backflow Function: None, Thread: F (G), Port Size: 02 (1/4), Accessory: None, Specifications: 1R (1 + R)

Body Size: 20, Thread: F (G), Port Size: 02 (1/4), Option: GH (G + H), Semi-Standard: 1R (1 + R)

Special Applications: Clean Series, Body Size: 30, Reverse Flow: Reverse Flow Mechanism, Thread: Rc, Port Size: 03 [3/8 (Size 25, 30, 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: -

Special Applications: Clean Series, Body Size: 25, 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: -

Special Applications: Clean Series, 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: -

Special Applications: Clean Series, Body Size: 30, 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: -

Size: 3/4, Reverse Flow: Regulator, Standard, Thread: M Thread, Rc(PT), Port Size: 1, Accessory: None, Option 1: 0.02~0.2MPa Setting, Option 2: Flow Direction: Right->Left

Size: 1, Reverse Flow: Regulator, Standard, Thread: M Thread, Rc(PT), Port Size: 1, Accessory: None, Option 1: 0.02~0.2MPa Setting, Option 2: Flow Direction: Right->Left

Cost effective and clean looking, series AR regulators offer various pressure range settings to accommodate most applications. The locking adjustment knob prevents accidental setting changes. The modular design of the AR series connects with other SMC air preparation equipment.Modular type regulator, Optional embedded pressure gauge , Available with built-in backflow mechanism , Knob is made