Electric strike 131 Product description Electric strikes for fire doors with an exceptionally sturdy design. Model with basic equipment. Can also be used as a security electric strike. Overview of Advantages Reliable unlocking under preload Horizontal fitting permitted Sturdy design Note Please refer to the information provided from the Deutsches Institut für Bautechnik (German Institute for Structural Engineering). Related products Electric strike 131FFElectric strike FaFix® adjustment range, Fail-locked Electric strike 131RRElectric strike Monitoring contact (RR), Fail-locked