分类
SE66 – 20mm x 20mm
SE77 – 25mm x 25mm
SE99 – 32mm x 32mm
SR76 – 25mm x 20mm
SR96 – 32mm x 20mm
SR97 – 32mm x 25mm
SE98 – 32mm (3.0mm) x 32mm (2.4mm)
EFL6B – 1/2″ BSP x 20mm
TM66B – 1/2″ BSPT x 20mm x 20mm TM77C – 3/4″ BSPT x 25mm x 25mm TM99C – 3/4″ BSPT x 32mm x 32mm
ER76 – 25mm x 20mm ER96 – 32mm x 20mm ER97 – 32mm x 25mm