Data Sheet for Product
599 Series 2-Way Ball Valves  Technical Instructions 
  Document Number 155-703P25 
  May 28, 2020 
Siemens Industry, Inc.  Page 3 
Actuator Prefix Code 
OpenAir Actuator * 
Control 
172P 
GMA126.1P 
2-position, fail-safe, normally closed, dual auxiliary switches 
*When ordered as an assembly, the actuator is provided with 3-foot (.9 m) wires. 
See TB253 599 Series Ball Valve and Actuator Assemblies Selection Technical 
Bulletin (155-704P25) for complete selection procedures and ordering numbers 
for both two-way and three-way ball valve assemblies.  
Individual two-way ball valves can be ordered using the product numbers in 
Table 2 through Table 6 for valves with a chrome-plated ball and brass stem or 
Table 7 through Table 11 for valves with stainless steel ball and stem. 
Figure 1. 










