This is a Model 50X and has a 25 quart liquid capacity. The heating element on the 50X is the larger 1650 watt element and has a 50Percent faster startup time and 36Percent greater heating capacity than the 25X model. This sterilizer comes with the standard manufacturers 1Year . These sterilizers have been made since 1930 and there are several million in service all over the world. Includes all standard accessories, literature and instructions. You will not find a higher quality sterilizer at this price anywhere. DIMENSIONS and PERFORMANCE: Total Height: 16.75 Chamber Dimension: 11.125 X 8.5 Deep Liquid Capacity: 25 Qt (23.66 Liters) Voltage: 120 Volt 50/60 Hz 1650 Watts/13.75 Amps Weight: 34 Pounds Power Source: Standard Electric Wall Outlet. Maximum Pressure: 20psi Maximum Temperature: 259 Degrees Fahrenheit FEATURES AND BENEFITS: LARGER 1650 watt heating element for faster startup, 50Percent faster than the model 25X. More accurate TPI thermocouple, snapswitch and pilot light. 60 minute mechanical bell timer. Fast, 35 minute sterilizing cycle. Complete and Effective Sterilization at an Affordable Price. Heavy Cast Aluminum Cover and Bottom Construction. Aluminum Alloy Seamless Inset Container Cast Aluminum Rack. Flexible Metal Exhaust Tube. 3 Wire Grounded Plug for Safety. Calibrated Gauge that shows when sterilization cycle begins. Safety locking mechanism that prevents opening while the sterilizer is under pressure. Easy Steam Release Switch. Excess Pressure Relief Valve for Safety. Light, compact, portable and robust, top loading sterilizer. Cover alignment arrows.