Model: 31, Orifice: 1 (1.5mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 1 (1.5mm), Style: 0 (N.C., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 6 (12VDC), Electrical Entry: G (Grommet), Surge Suppressor: S (w/Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 1 (1.5mm), Style: 0 (N.C., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: T (NPTF), Voltage: 6 (12VDC), Electrical Entry: G (Grommet), Surge Suppressor: S (w/Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 1 (1.5mm), Style: 0 (N.C., Single Unit), Option: G (Stainless Steel, Seals: NBR, Class B), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 1 (1.5mm), Style: 4 (COM, Single Unit), Option: H (Stainless Steel, Seals: FKM, Class B), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 6 (12VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 1 (1.5mm), Style: 0 (N.C., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: T (with Conduit Terminal), Surge Suppressor: L (w/Light), Rectifier: None (for DC or AC Class H Coil)

Model: 21, Orifice Size: 1 (2mm), Configuration: 2 (N.O./Single Unit), Solenoid Valve Option: Brass Body, NBR Seal, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 5 (24VDC), Electrical Entry: DZ (DIN Terminal w/Surge Voltage Suppressor and Light), Full-wave Rectifier: None

Model: 21, Orifice Size: 1 (2mm), Configuration: 0 (N.C./Single Unit), Solenoid Valve Option: Brass Body, NBR Seal, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 3 (110VAC 50/60HZ), Electrical Entry: C (Conduit), Full-wave Rectifier: R (w/Full-wave Rectifier)

Model: 21, Orifice Size: 1 (2mm), Configuration: 0 (N.C./Single Unit), Solenoid Valve Option: Brass Body, NBR Seal, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 3 (110VAC 50/60HZ), Electrical Entry: D (DIN Connector), Full-wave Rectifier: R (w/Full-wave Rectifier)

Model: 21, Orifice Size: 1 (2mm), Configuration: 0 (N.C./Single Unit), Solenoid Valve Option: Brass Body, NBR Seal, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 3 (110VAC 50/60HZ), Electrical Entry: G (Grommet), Full-wave Rectifier: R (w/Full-wave Rectifier)

Model: 21, Orifice Size: 1 (2mm), Configuration: 0 (N.C./Single Unit), Solenoid Valve Option: Brass Body, NBR Seal, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 5 (24VDC), Electrical Entry: DZ (DIN Terminal w/Surge Voltage Suppressor and Light), Full-wave Rectifier: None

Model: 21, Orifice Diameter: 1 (2 mm), Valve/Body Configuration: 0 (N.C./Single Unit), Solenoid Valve Option: Brass Body (Aluminum for Air Type), NBR Seal, Class B, Suffix: Z (Oil-Free Specification), Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 5 (24VDC), Lead Wire: G (Grommet)

Model: 21, Orifice Diameter: 1 (2 mm), Valve/Body Configuration: 0 (N.C./Single Unit), Solenoid Valve Option: Brass Body (Aluminum for Air Type), NBR Seal, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread Type: F (G), Voltage: 5 (24VDC), Lead Wire: DO (DIN Connector without Connector)

Solenoid: No.1 Solenoid, Body Option: 3 (10A), Style: 0 (Energized Open/N.C.), Option: K (Stainless Steel Body & Shading Coil, PTFE Seal, Class B Coil), Port Size: 02 [1/4 (10A)], Thread: N (NPT), Voltage: 5 (24VDC), Lead Wire: D (DIN Connector), Surge Suppressor: Z (Light & Surge Suppressor)

Solenoid: No.1 Solenoid, Body Option: 3 (10A), Style: 0 (Energized Open/N.C.), Option: C (Brass or BC6, Copper Body & Shading Coil, PTFE Seal, Class B Coil), Port Size: 02 [1/4 (10A)], Thread: Rc, Voltage: 5 (24VDC), Lead Wire: D (DIN Connector), Surge Suppressor: Z (Light & Surge Suppressor)

Body Size: 150C [10SCFM (300l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: Standard, Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)

Body Size: 150C [10SCFM (300l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: F (Fluororubber), Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)

Body Size: 250C [26SCFM (750l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: F (Fluororubber), Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)

Body Size: 250C [26SCFM (750l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: Standard, Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)

Compressor Output 5HP, (3.7kW)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: Standard, Air Pressure: H (Medium Air Pressure, 1.6MPa), Drain Guide: J (Drain Guide 1/4 Female Threaded)