Graco 196037 HOUSING, LOWER 480V This genuine Graco Relief Valve 4294* 5141 This genuine Graco Relief Valve (SKU 26A242) TECHNICAL SPECIFICATIONS:Ultrasonic Range Finder: Max 160” (400cm)Temperature Control Function: Working ≤ 194° F (90° C)Safety Protection Function: Double click ≤ 100msCuring Distance: 2” (50mm) to 8” (200mm)Curing Zone Dimensions: 4” x 4” (100mm x 100mm) to 8” x 8” (200mm x 200mm )Curing Time: 5~12 seconds* to 30~80 seconds*Average Irradiance: 135 mW cm2 to 36 mW cm2Peak Irradiance: 200 mW cm2 to 55 mW cm2 used in both the Standard Version and Compact Version parts lists This genuine Graco 196037 lower housing is the replacement part identified as Ref