More Details

Model Rated power (typical) Power supply
Libra 150 ~200 W AC 220–240 V; some SKUs support 24 V DC
Libra 300 300 W (rated at THD 10%, 1kHz, 4 Ω) AC 240 V 50/60 Hz; DC 24 V (for remote/backup)
Libra 500 500 W (rated at THD 10%, 1kHz, 4 Ω) AC 240 V 50/60 Hz; DC 36 V (some installations)

notes: vendor/reseller pages list slightly different SKUs (libra 200/250/300/500) depending on region — check the local product PDF/manual for exact rated power, DC input option, and connector details before purchasing or installing.