Simplex 2081-9027 Isolated Loop Circuit (Surge) ProtectorThe Simplex 2081 9027 Isolated Loop Circuit (Surge) Protector provides transient voltage protection (200 mA maximum). When used with the 2100 2120 Multiplex Interface it is required on both sides of any communications line that leaves the building
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols