The plug connector assembly part number is “SY100-30-□A-*.” (The “□” indicates the voltage, and the “*” indicates the lead wire length.)
Check the part number list below.
Ex.) For the DC type with a 300 mm lead wire, the part number will be “SY100-30-4A,” and for the DC type with a 2000 mm lead wire, the part number will be “SY100-30-4A-20.”

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: C (N.C., Normally Closed), Protocol: EC [EtherCAT®, (When Wireless Adapter is Connected, Wireless Base)], Unit: K (EXA1/ITV: Units Selection Function), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: C (N.C., Normally Closed), Protocol: EC [EtherCAT®, (When Wireless Adapter is Connected, Wireless Base)], Unit: M (EXA1/ITV: SI Unit Only), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator and Hub only

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: C (N.C., Normally Closed), Protocol: PN [PROFINET, OPC UA (When Wireless Adapter is Connected: Wireless Base)], Unit: K (EXA1/ITV: Units Selection Function), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: C (N.C., Normally Closed), Protocol: PN [PROFINET, OPC UA (When Wireless Adapter is Connected: Wireless Base)], Unit: M (EXA1/ITV: SI Unit Only), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator and Hub

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: D (N.O., Normally Open, Protocol: EC [EtherCAT®, (When Wireless Adapter is Connected, Wireless Base)], Unit: K (EXA1/ITV: Units Selection Function), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator and

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: D (N.O., Normally Open, Protocol: EC [EtherCAT®, (When Wireless Adapter is Connected, Wireless Base)], Unit: M (EXA1/ITV: SI Unit Only), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator and Hub only)

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: D (N.O., Normally Open, Protocol: PN [PROFINET, OPC UA (When Wireless Adapter is Connected: Wireless Base)], Unit: K (EXA1/ITV: Units Selection Function), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: D (N.O., Normally Open, Protocol: PN [PROFINET, OPC UA (When Wireless Adapter is Connected: Wireless Base)], Unit: M (EXA1/ITV: SI Unit Only), Manual Override: G (Non-locking Push Type), Made to Order Option: X101 (Regulator and Hub only

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: F (G), Port Size: 03 (3/8), Normally Open, Closed: C (N.C., Normally Closed), Protocol: PN [PROFINET, OPC UA (When Wireless Adapter is Connected: Wireless Base)], Unit: M (EXA1/ITV: SI Unit Only), Manual Override: G (Non-locking Push Type), Made to Order Option: X102 (Hub and Relief Valve only)

Body Size: 30, Type: A (Electro-Pneumatic Regulator Type), Pipe Thread: H (without Attachments), Port Size: 00 (without Attachments), Normally Open, Closed: C (N.C., Normally Closed), Protocol: PN [PROFINET, OPC UA (When Wireless Adapter is Connected: Wireless Base)], Unit: M (EXA1/ITV: SI Unit Only), Manual Override: G (Non-locking Push Type), Made to Order Option: X102 (Hub and Relief Valve

VX2　VXD　VXZ

The FHIA series catalog can be found here.
The FH99 series catalog can be found here.
The FHG series catalog can be found here.

The TL/TIL series catalog can be found here, the TLM/TILM series here, the TH/TIH series here, and the TD/TID series https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://smccatalog.partbuilder.smcpneumatics.com/support/faq/en-jp/?ca_id=high-purity&fa_id=10568