Data Sheet for Product
Siemens 
Smart Infrastructure -Building Products 
–2– 
 usa.siemens.com/fire  
Model   
or    
Type 
Part Number 
Description 
XMS-S 
S54321-F7-A1 
Addressable Single Action Manual Pull 
Station with Isolation 
XMS-D 
S54321-F8-A1 
Addressable Double Action Manual Pull 
Station with Isolation 
XMS-M 
S54321-F19-A1 
Addressable Single Action Metal Pull 
Station with Isolation 
XMS-SP 
S54321-F9-A1 
Addressable Single Action Manual Pull 
Station with Isolation - Portugese Text 
XMS-DP 
S54321-F10-A1 
Addressable Double Action Manual Pull 
Station with Isolation - Portugese Text 
XMS-SE 
S54321-F11-A1 
Addressable Single Action Manual Pull 
Station with Isolation - Spanish Text 
XMS-DE 
S54321-F12-A1 
Addressable Double Action Manual Pull 
Station with Isolation - Spanish Text 
XMH-501 
S54321-F18-A1 
Conventional Double Action Manual Pull 
Station for Agent Release 
XMS-501 
S54321-F16-A1 
Conventional Double Action Manual Pull 
Station 
XMS-51 
S54321-F15-A1 
Conventional Single Action Manual Station 
with Auxiliary Relay and Key Switch 
SMBOX-
XMP 
S54321-F20-A1 
Surface Mounting Backbox for X-Series 
Manual Stations 
APLT-XMP 
S54321-F21-A1 
Adapter Plate for X-Series Manual Stations 
to Legacy Surface Backboxes 
4DGBOX- 
XMP 
S54321-F22-A1 
Adapter Plate for X-Series Manual Stations 
to 4" and Double-Gang Backboxes 
Operating  
Voltage Range 
13 - 32VDC 
Max Average Operating  
Current @ 24v: 
500µA 
Operating  
Temperature Range 
32° ─ 120°F  
(0° ─ 49°C) 
Operating  
Humidity Range 
0 ─ 95%, RH 
Construction: 
High impact                       
polycarbonate plastic 
Aluminum 
Shipping weight: 
1.0 lbs 
Dimensions: 
5.50” H x 4.0” W x 1.250” D 
Compliance: 
ADA 
Compatible                             
electrical boxes: 
2-1/2” deep 1-gang box 
Mounting Diagram 
Technical Data 
Physical Properties 
Details for Ordering 



