Home Companies Contact imprint Sitemap [german] english Your specialist for immersion sleeves and sensor sleeves Immersion sleeves Stainless steel sleeves Brass sleeves Sensor sleeves equipment Coupling spring Retaining clip Tension band Fixing screws Cable gland inquiry Immersion sleeves Sensor sleeves ISO certificate ISO certificate Int. Info brochure Our strengths are sleeves that are individually manufactured according to specific customer requirements Ziegler is a leader in the development and manufacture of immersion and sensor sleeves For heating, ventilation, sanitary and air conditioning New re-certification achieved in 2013 highest quality standards short delivery times even for large series reliable delivery reliability wide range of standard sizes individual custom-made products competent consulting Well-known manufacturers use Ziegler sleeves. International.