STN-A: Plastic self-priming magnetic-drive transfer pumps built from corrosion-resistant plastic. Priming chamber: PP, PVDF or PVC.
ETN-A: self-priming magnetic-drive pumps built from corrosion-resistant plastic. Priming chamber: PP, PVDF or PVC.
ETS-A: AISI 316L steel self-priming magnetic-drive pumps. Priming chamber: AISI 316L steel.