賀德克HYDAC接近傳感器工程項目，是代替限位開關等接觸式檢測方式，以無需接觸檢測對象進行檢測為目的的傳感器的總稱。
賀德克HYDAC接近傳感器工程項目是傳感器家族中非常重要的一員，在工業上應用非常廣泛。雖然單只接近傳感器的價格不是很高，但是一般工廠都是批量需要，所以接近傳感器也是有很大場的。一提到接近傳感器，大家都知道比較有名的像圖爾克、歐姆龍、巴魯夫等，這些傳感器品牌相當長時間內占據了接近傳感器很大場。
ETS 386-2-150-000 907577 Hydac
ETS 386-3-150-000 907578 Hydac
ETS 3226-3-100-000 909525 hydac
ETS 3226-2-018-000 909617 hydac
ETS 3226-2-100-000 909618 hydac
ETS 3226-2-250-000 909619 hydac
ETS 3226-2-350-000 909620 hydac
ETS 3228-5-100-000 909621 hydac
ETS 3228-5-250-000 909622 hydac
ETS 3228-5-350-000 909623 hydac
ETS 3226-3-018-000 909624 hydac
ETS 3226-3-250-000 909625 hydac
ETS 3226-3-350-000 909626 hydac
ETS 3000(100 mm) 909640 hydac
ETS 3866-2-000-000 909793 hydac
ETS 3866-3-000-000 909794 hydac
ETS 7246-B-000 921148 hydac
ETS 458G-A-D-100-000(72inch) 921879 hydac
ETS 454G-A-D-100-000(2m) 922008 hydac
ETS 457G-A-D-010-000(72inch) 922017 hydac
ETS 457G-A-D-010-000(180inch) 922081 hydac
ETS 4549-A-D-010-000(2m) 922138 hydac
ETS 454G-A-D-010-000(2m) 922437 hydac
ETS 1701-100-000 906628 Hydac
ETS 1702-100-000(Grad Fahrenheit) 907072 Hydac
ETS 3226-2-018-000 909617 Hydac
ETS 3226-2-100-000 909618 Hydac
ETS 3226-2-250-000 909619 Hydac
ETS 3226-2-350-000 909620 Hydac
ETS 3226-3-018-000 909624 Hydac
ETS 3226-3-100-000 909525 Hydac
ETS 3226-3-250-000 909625 Hydac
ETS 3226-3-350-000 909626 Hydac
ETS 3226-2-350-000 909620 HYDAC
ETS 3228-5-100-000 909621 HYDAC
ETS 3228-5-250-000 909622 HYDAC
ETS 3228-5-350-000 909623 HYDAC
ETS 3226-3-018-000 909624 HYDAC
ETS 3226-3-250-000 909625 HYDAC
ETS 3226-3-350-000 909626 HYDAC
Tankeinbauhülse für ETS 3000(1 909640 HYDAC
ETS 3866-2-000-000 909793 HYDAC
ETS 3866-3-000-000 909794 HYDAC
ETS 7246-B-010-000 921148 HYDAC
ETS 458G-A-D-100-000(72inch) 921879 HYDAC
ETS 454G-A-D-100-000(2m) 922008 HYDAC
ETS 457G-A-D-010-000(72inch) 922017 HYDAC
ETS 457G-A-D-010-000(180inch) 922081 HYDAC | 
