- same quality as QUANTUM - dimmingable - 100-240V compatible - HPS & MH convertible - UL, CUL, CE, ROSH certification

- same quality as QUANTUM

- convertable for HPS and MH lamps- High lumen efficiency- Low power consumption

- Protection functions: open circuit protection, short circuit protection, ignnition failure protection, over heat protection,

- Completely silent: no more humming and buzzing- Approval: UL,CUL, EMC, ROSH

- Input power:270W- Output power:250W- Input voltage: Ac110V                           Ac220V                           Ac108-268V- Max input current: 1.6A- Input frequency: 50Hz~60Hz- Output frequency:25K~100K- Diming: TD/ND- Max THD: <10% - Power factor:>0.97- CCF: <1.7- Efficiency of unit :>90% - Operation temperature:-30~+55°C- Output short protection: avaliable- Open circuit protection: available- Ignition failure protection: available- Energy saving rate: ~30%  (compare with magnetic ballast)

250w HPS/MH ballast/ US style electronic ballast/ digital ballast/ 400w HPS/MH ballast/hydroponics