Specification: Material: PC flame retardant shell Uc: 1000 V. Type: 10 / 20 KA; 20 / 40 KA (optional). Rated discharge current: 10KA, 20KAMaximum discharge current: 20KA (# 1), 40KA (# 2) Installation mode: 2P guide rail mounting, residual voltage after discharge voltage: 3.0 kV. Rated connectivity and segmentation capability: 1 MProduct dimensions: 90 x 49 x 36 mm / 3.5 x 1.9 x 1.4 inches. Weight: 260gPackage List:1 * Surge Protector DeviceNote:The actual product color may be different from the photo due to lighting effects. There may be slight deviations in the measurement of the product.