This White-Rodgers SureSwitch Contractor Upgrade, model number 49P11-843, is a reliable solution for upgrading your compressor contactor. It is designed to work with 208/240 volt systems and is suitable for use in HVAC & refrigeration applications. Made by a trusted brand in the industry, this product is part of the HVAC & Refrigeration Contactors and Parts & Accessories categories. It is a must-have for your business or industrial needs. Purchase this White-Rodgers SureSwitch Contractor Upgrade today and upgrade your equipment with confidence.