Specifications – Napco Security Technologies XP-400 User Manual
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Specifications
 
 
Current & Voltage Ratings
Alarm Output -------------------------- Burg: 12 VDC, 2A (max.) 
 
Output Current Limiting -------------- Burg: 2.25 A 
AUX Power: 750 mA
 
Residential Burglary (4 Hour Standby) 
Combined Standby Current: -------- 350 mA 
Bell Output: ---------------------------- 2 A 
(Using Rechargeable 12 VDC 4 AH BATTERY, minimal requirement) 
 
Transformer and Battery
Required Transformer: -------------- NAPCO TRF12 OR 
BASLER 16.5 VAC 20VA 
 
Required Battery: --------------------- 12V 4 AH Rechargeable 
Change Battery every 5 years or as required 
 
Maximum Charging Current: ------ 165 mA 
 
Maximum Input Current: ------------- 2.58 A 
 
 
 
Loop Characteristics 
Loop Voltage: --------------------------5 Volts 
 
Loop Current : --------------------------Zones 1, 2: 0.9 mA (2.2 K) 
Zones 3, 4: 0.5 mA (3.9 K)
 
Loop Resistance: ----------------------100
Ω
per zone (max.)
 
 
Device Specifications
Max # keypads: ------------------------4, RPXP4GT current = 35 mA 
 
 
Max # of receivers: --------------------2, GEM-RECV-XP8 
current = 65 mA each
 
 
Max Keypad wire length : ----------1000’ total wire length 
Miscellaneous
 
Housing Dimensions : --------------10
5
/
16
"
x 8
6
/
16
"
x 3"
(26.2 x 21.3 x 7.6) HxWxD
Shipping Weight: ---------------------XP-400/4 15.5 lbs. 
 
Operating Temperature: -------------0-49ºC (32-120°F) 
