Impact resistant polycarbonate housing for superior physical strength and dielectric properties,Temperature rating of -20ºC to 105ºC (-4ºF to 221ºF),Silver plated solid copper contacts offer low resistance for optimal conductivity,Self cleaning contact design resists arcing by keeping conductive surfaces clean and corrosion-free,Bell shaped contact end for easy cable entry,Integral stainless steel springs maintain pressure on contact to insure a low-resistance connection,RoHS compliant,Kits include two contacts and one housing,One part number for everything you need,Smaller pack quantities