Ring Detect Relay Kit, Material Not Applicable, Overall Depth Not Applicable, Overall Height Not Applicable, Overall Width Not Applicable, Compatible with Grainger Part Number Not Applicable, Compatible with Series 276, 354, Resistance Properties Not Applicable, Features Not Applicable, Color Green, Product Type Ring Relay Kit, For Use With Analog Telephone, Compatible with Manufacturer Model Number 12565-009, 12565-010, Includes PCBA Board, Manufacturers Warranty Length 1 yr