REGENERATIVE BLOWER MODEL RT-6037/RT-3700 (60 Hz) Documents - No Documents - Manufactured in Taiwan For industrial applications Quiet operation. dB(A) within OSHA standards Part of Tiger-Vac's regular, in-stock line of products. Specifications Part #PowerMaximum AirFlowMaximum VacuumRecommended VRV settingVoltage @60hzPhase212752A3.7 kW / 5 HP220 CFM>155" H2O 120" H2O230/460V3212752B3.7 kW / 5 HP220 CFM>155" H2O 120" H2O575V3Part #RPMWeight (Motor + Blower)Capable of Vertical Mounting212752A344585 lbsYes212752B344585 lbsYes Performance Grid