◆fr3-6e系列是一款通用型的转盘电子调速器，集成防尘功能，应用于各类手持电动工具，如：电锤、曲线锯、往复锯、抛光机、电木铣、砂光机、搅拌器、100、125和150角向磨光机、模具电磨等。
◆fr3-6e series are one general type ac dial wheel speed controls, integrated dustproof, for popular used in portable power-tools such as: rotary hammers, jig saws, reciprocating saws, polisher grinders, electric routers, sanders, electric mixer, 100~150mm angle grinders, die grinders, etc.
◆可选带以下功能 optional with following function:
→全波调速 full-wave speed control
→半波调速 half-wave speed control
→on-off通断功能带可变电阻输出 on- off version with passive linear potentiometer
