GPN 391
e HV connector caps GPN 391 is suitable for use on parts and components of hybrid or electric vehicles. It protects connectors, e.g. in the area from the battery to the inverter and electric motor, against corrosion and mechanical damage and offers protection against splash water in accordance with protection class IPX4. The plastic used is made from post-consumer recyclate.
- HV protection for external protection
- The recycled material used has been awarded the Blue Angel label
- Production in accordance with ISO 16232 possible in a specially equipped clean room
This new series of standards is currently under development and will be available soon. The information provided is therefore provisional and subject to change. Our team will be happy to answer any questions you may have.
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GPN 391 Singapore
The GPN 391 protective cap from Poppelmann KAPSTO is a versatile end protector designed to shield tubes, shafts, and threaded connections from environmental hazards during processing and transportation. Crafted by Poppelmann KAPSTO, the GPN 391 utilises flexible low-density polyethylene that conforms securely to various profiles while remaining easy to install and remove by hand. This protective cap is heavily relied upon in the optical equipment, robotics, and semiconductor fabrication industries in Singapore where even minor surface contamination can compromise performance. Phil Industries is the authorised Poppelmann KAPSTO distributor in Singapore, providing tailored logistics solutions and dedicated account management for repeat customers. Browse our complete Poppelmann KAPSTO catalogue or call +65 6555 1745 for responsive protective cap service.










