GKIT G-KIT-100-12MM HWO G-KIT-100-12MMHWO G-KIT-100-12MMHWO-HA G-KIT-100-6.5MM HWO G-KIT-100-AC NC G-KIT-100-AC NO G-KIT-100-DC SINK G-KIT-100-DC SOUR G-KIT-200-12MM HWO