Spec Sheet

Specifications
Generac Power Systems, Inc.
S45 W29290 Hwy. 59, Waukesha, WI 53189
www.Generac.com | 888-GENERAC (436-3722)
A0000615555 REV B
©2020 Generac Power Systems. All rights reserved.
Specifications are subject to change without notice.
METER W2HEM
ACCURACY: ±1% of reading from 2A-264A
RESOLUTIONS: 1W Power, 1Wh Energy
POWER CONSUMPTION: <5W
MEASUREMENTS: Real Power, Reactive Power, Energy Imported/Exported, RMS Current, RMS Voltage, Line Frequency
RADIO STANDARD: Wi-Fi, 802.11b/g/n
RADIO OPERATING FREQUENCY: 2.4 GHz
RADIO TRANSMIT POWER: +17.5dBm
RECEIVE SENSITIVITY: +97dBm
WIRED CONNECTIVITY: 1x RS-485
BANDWIDTH: < 1GB (monthly)
CURRENT COMPATABILITY:
120/208/240V 50/60 Hz
1/2/3 Phase (Wye only)
POWER SOURCE: 120/208/240V, hardwired
METER DIMENSIONS,
L x W x H  IN MM:
4.9" x 1.0" x 1.9"
(124.5 x 25 x 48)
OPERATING TEMPERATURE 
FAHRENHEIT CELSIUS:
-4 to 158 °F
(-20 to 70°C)
CERTIFICATIONS: UL/CSA 61010-1, FCC, IC, ETSI, AS/NZS
METER WEIGHT  LB KG: 0.3 (0.14)
WARRANTY: 1 year
CURRENT TRANSFORMER UCT
VOLTAGE: 110-240 VAC
FREQUENCY: 50/60Hz
MAX PRIMARY CURRENT: 264 A
ACCURACY: ±1% of reading from 2A-264A
CT DIMENSIONS,
L x W x H  IN MM:
2.26" x 0.47" x 2.03"
57 x 12 x 51
WINDOW SIZE  IN MM: 0.75" (20)
WIRE LENGTH  FT M: 4' (1.2)
BUILTIN PROTECTION DIODE: Yes
WARRANTY: 1 Year
OPERATING TEMPERATURE 
FAHRENHEIT CELSIUS:
-4 to 158 °F
20 to 70°C