Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: TV (T + V), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: C [Float Type Auto Drain (N.C.)], Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: C [Float Type Auto Drain (N.C.)], Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 02 (1/4), Option: E2 (Output: NPN output / Electrical entry: Wiring top entry), Attachment: SV (S + V), Semi-Standard 1: 8J (8 + J), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 02 (1/4), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: SV (S + V), Semi-Standard 1: 8J (8 + J), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Model: 31, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 32, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 33, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 33, Orifice: 3 (3mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 6 (12VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 32, Orifice: 3 (3mm), Style: 0 (N.C., Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 6 (12VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 32, Orifice: 3 (3mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 32, Orifice: 3 (3mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 6 (12VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

Model: 32, Orifice: 4 (4mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 6 (12VDC), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

/Single Unit), Solenoid Valve Option: V [Brass Body (Aluminum for Air Type), FKM Seal, Class B], Suffix: Standard, Port Size: 02 (1/4), Thread Type: T (NPTF), Voltage: 6 (12VDC), Lead Wire: C (Conduit)

/Single Unit), Solenoid Valve Option: V [Brass Body (Aluminum for Air Type), FKM Seal, Class B], Suffix: Standard, Port Size: 02 (1/4), Thread Type: T (NPTF), Voltage: 5 (24VDC), Lead Wire: G (Grommet)

/Single Unit), Solenoid Valve Option: V [Brass Body (Aluminum for Air Type), FKM Seal, Class B], Suffix: Standard, Port Size: 02 (1/4), Thread Type: T (NPTF), Voltage: 5 (24VDC), Lead Wire: G (Grommet)

/Single Unit), Solenoid Valve Option: V [Brass Body (Aluminum for Air Type), FKM Seal, Class B], Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 5 (24VDC), Lead Wire: G (Grommet)

/Single Unit), Solenoid Valve Option: V [Brass Body (Aluminum for Air Type), FKM Seal, Class B], Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 5 (24VDC), Lead Wire: D (DIN Connector)

/Single Unit), Solenoid Valve Option: V [Brass Body (Aluminum for Air Type), FKM Seal, Class B], Suffix: Standard, Port Size: 02 (1/4), Thread Type: N (NPT), Voltage: 5 (24VDC), Lead Wire: D (DIN Connector)

/Single Unit), Solenoid Valve Option: V [Brass Body (Aluminum for Air Type), FKM Seal, Class B], Suffix: Standard, Port Size: 02 (1/4), Thread Type: Rc, Voltage: 6 (12VDC), Lead Wire: D (DIN Connector)