3000W Heavy Duty Sump Pump Battery Backup with LCD Display for Emergency and Power Outage, Sump Pump Backup Power System Auto Switches to Battery Inverter Power

Price: $199.99 - $189.99
(as of Feb 06, 2026 16:52:06 UTC – Details)

From the brand

MWXNE, founded in 2016, is a leading manufacturer specializing in Inverter.

We have a mature R&D team that has long been committed to the design and development of inverters, aiming to provide customers with safer, more stable, and more efficient electricity.

Additionally, our products have passed FCC CE ROHS certification to ensure safety and quality.

Pure Sine Wave inverter

【SOLVE YOUR WORRIES】 The sump pump battery backup is designed to protect basements from flooding. The backup system prioritizes mains power, automatically charging the battery when available to power the sump pump. During outages, it swiftly switches to battery mode in under 10ms, maintaining seamless pump operation. Uninterruptible Power Supply offers peace of mind during storms, ensuring a dry basement.
【EXCELLENT PERFORMANCE】 The battery backup for sump pump delivers a power output of up to 3000W and a current output of up to 27.5A, effortlessly supporting single and dual pump systems. MWXNE efficient backup inverter generates a stable pure sine wave 120 VAC waveform, ensuring a clean power source equivalent to grid power, preventing damage to electrical appliances.
【CHARGING MODE】 The 3000W sump pump battery backup system features a built-in 20A battery charger compatible with rapid charging for most common battery types. Additionally, the MWXNE sump pump battery backup system includes overcharge protection. Once fully charged, the unit will maintain the battery (Sold Separately) through trickle charging.
【FULLY SAFETY PROTECTIONS】 Our battery sump pump backup system is equipped with 4 GFCI outlets that swiftly cut off power to the circuit when a ground fault is detected, preventing electric shocks. It also has a built-in cooling system and self-recovering overload protector, offering various protection functions including under-voltage, over-voltage, overload, overheating, short circuit, and overcharge protection.
【EASY INSTALLATION】 The MWXNE battery backup sump pump system provides all the necessary cables. Simply assemble the AC and DC cables for a fast and safe setup. Side-mounting holes allow flat or wall installation. Backed by detailed instruction manuals and attentive customer service, the sump pump battery backup system is your smart choice for effortless installation.