Optek 4-LED Module Strings The OVM18F4 Series is sold as quantity 1 per individual module. Due to the complexity of handling these parts, there is no guarantee that quantity ordered will be delivered as a single continuous string of LED modules. If a continuous string is needed, they can only be purchased in quantity of 20 modules. Please see the part numbers below for this option. Single Module 20 Modules Continuous 828-OVM18F4B7 828-OVM18F4B7-20 828-OVM18F4G7 828-OVM18F4G7-20 828-OVM18F4R7 828-OVM18F4R7-20 828-OVM18F4W7 828-OVM18F4W7-20 828-OVM18F4Y7 828-OVM18F4Y7-20 For further questions, please contact a Mouser Technical Support Representative. 5-1208-39