The Sentrol 1225 Series 3/8" Dia. "Stubby" Wing Fit^TM magnetic contact is a shortened version of the popular 1275 series. The 1225 Series' 3/4" depth is designed for tight applications where space is a premium, making it perfect for vinyl-clad windows. When the contact is installed, the "wings" are compressed. The "wings" then flex to hold the contact securely in place and protect the contact reed from being crushed by swelling wood. The 1225 Series contact is made of flame-retardant polypropylene and is available in a wide gap model.

• New shorter 3/4" length
• Perfect for vinyl windows
• "Wings" protect contact reed from being crushed by swelling  wood
• Installs quickly in overdrilled holes
• Superior false alarm immunity
• 1/2" standard gap; 1 " wide gap