The Basement Watchdog Big Combo is a pre-assembled， energy-efficient 1/2 HP primary sump pump combined with the number one selling Basement Watchdog Special connect Battery Backup Sump Pump System. It's the D.I.Y. solution for replacing your current sump pump with an efficient， cost-saving one that includes a battery backup system with 24 hour a day monitoring and a Wi-Fi capable controller (BW-Fi Module required for Wi-Fi connection， sold separately). With two sump pumps in your pit， continuous monitoring and remote notification allowing you to receive texts， emails and in App alerts you can feel safe that your basement is protected. The system is easy to install with little or no plumbing knowledge required. The 1/2 HP Cast Iron primary pump provides capacity up to 4，400 GPH at 0 ft. lift. The backup sump pump is battery-operated and pumps at 2，600 GPH at 0 ft. lift. The backup sump pump can run intermittently for days on a single battery charge from either the Basement Watchdog Maintenance-free AGM or Big Standby Battery. The Wi-Fi capable controller monitors the pump， power and battery conditions 24 hour a day. Plus， the controller exercises the pump weekly to make sure it stays healthy. A remote terminal provides easy connection to a security system， auto dialer or other dry contact device. The Basement Watchdog Big Combo is the ultimate peace of mind when you're away from home.

1/2 HP energy efficient permanent split capacitor (PSC) primary pump can save money on your electric bills

Primary pump capacity 3，540 GPH at a 10 ft. lift and 4，400 GPH at 0 ft. lift

Backup system capacity 1，850 GPH at 10 ft. lift and 2，500 GPH at 0 ft. lift

Includes a Wi-Fi capable battery backup system that provides 24 hours a day monitoring of pump， power and battery conditions， backup controller will sound an alarm， illuminates a warning light and describe what to do for easy maintenance (BW-Fi Module required for Wi-Fi connection， sold separately)

USB port and remote terminal allows for communication with the watchdog Wi-Fi or home automation module， an auto dialer， home security system or other device， to alert you to problems or required maintenance giving you peace of mind while away from home

Runs weekly pump cycles to check for proper pump operation and to exercise the pump

Dual float switches on both the primary and backup systems provide 4x the protection

Provides days of intermittent pumping power on a single battery charge

Fluid sensor monitors fluid level of the battery

Compatible with both wet cell and maintenance-free AGM batteries

Connect 2 batteries in parallel for double the run time

Automatic 1.6 Amp battery charger

Compact design fits in pits with diameters as small as 12 in.

Detailed instructions with over 90 pictures walk you through the simple installation process

Free lifetime technical support

Includes: 1/2 HP cast iron primary pump， 12-Volt backup pump， a 24 hour a day self-monitoring controller with Basement Watchdog connect， 1.6 Amp battery charger， two dual float switches， battery box， battery cap adapter for fluid sensor， 2 pre-installed check valves， 1-1/2 in. rubber union， " Y" connector and detailed instruction manual (battery not included - sold separately)