Accesories  
HU-1 HU-1xx
LA-1 LA-1xx
LB-1 LB-1xx
LD-1 LD-1xx
LE-1 LE-1xx
LE-2 LE-2xx
LI-1 LI-1xx
LM-1 LM-1xx
LM-2 LM-2xx
LM-5 LM-5xx
LN-1 LN-1xx
LP-5 LP-5xx
LS-1
LS-1xx
LW-2
LW-2xx
LW-5
LW-5xx
WA-421
WA-421
WC-12x WC-12x
WF-42x WF-42x
WG-22x WG-22x
WH-1xx WH-1xx
WO-42x WO-42x
WP-171 WP-171
WP-191 WP-191
WS-221 WS-221
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Click to Enlarge WP-191
AC Power Supply Unit
Operation Environment 0 ~ 50 °C (32 ~ 122 °F); 10 ~ 95%RH (Non-condensing)
Storage Environment -20 ~ 85 °C (4 ~ 185 °F); 10 ~ 95%RH (Non-condensing)
Power Input Voltage 90V AC ~ 264V AC
Power Input Frequency 47Hz ~ 63Hz
Power Input Current WP-191A: Max. 1A (115V AC), 0.5A (230V AC)
WP-191B: Max. 0.5A (115V AC), 0.25A (230V AC)
Power Supply Protection Short Circuit and Overload; Auto Recovery Mode
Verification EMC Directive 93/42/EEC
(Operation Environment: Medical Electrical Equipment)
Standard Applied: IEC 60601-1 and EC 60601-1-2
Safety Certifications UL 2601-1; CB IEC 60601-1; TUV EN60601-1
Medical Device Certificate GMP  GMP (Good Manufacturing Practice) ISO 13485
Weight WP-191A: 320 g (11.3 ounce)
WP-191B: 270 g (9.5 ounce)