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Blue Angel®
Gemini GSP50 Submersible Dual Sump Pump System
(1/2 Hp Primary & 1/3 Hp Battery Backup Pump Combo
w/ Battery Charging Case)

Do you want to offer your customers the ultimate in basement and crawl space flood protection? The Blue Angel Gemini™ GSP50 premium digitally connected basement protection system is the right choice for your customer! The engineers at Wayne Water Systems thought of everything when they designed this monster. We have never seen a sump pump system this bulletproof which is why we are ecstatic to be the exclusive distributor for this product.

  • Blue Angel® Gemini Sump Pump
  • Blue Angel® Gemini Sump Pump Apps
  • Blue Angel® Gemini Sump Pump Chart
  • Blue Angel® Gemini Sump Pump A Diagram
  • Blue Angel® Sump Pump B Diagram
  • Blue Angel® Sump Pump C Diagram

Product Overview

Will Withstand The Worst Basement & Crawl Space Water Problems:

  • Pre-plumbed for an easy 15 minutes installation
  • Dual submersible pumps are ½ HP on the AC Primary and 1/3 HP on the DC Backup
  • Two 1-1/2” check valves pre-installed
  • Building code compliant 1-1/2” discharge
  • Requires sump pump basins with an internal diameter of 14” or larger
  • Redundant reed float switch with a protective cage
  • Assembled in the USA
  • Incredible 5 Year Limited Warranty

Advanced Waterproofing Technology:

  • Apple IOS and Android App’s for continuous monitoring, even when the power is out
  • Local Link technology transmits data to the App during outages when the WiFi is down
  • Connect from anywhere in the world to see real time status of your basement or crawl space
  • Remote display box displays hours of pumping power, battery health and charge, and current water level in the pit
  • Fully redundant dual independent processor encased in a protective aluminum shell
  • Solid state air switch replaces the mechanical float which is the most common point of failure

Key Benefits

  • Ultra-quiet performance
  • Connect from anywhere to monitor conditions
  • Battery backup removes an amazing 11,000 gallons of water on one charge
  • Cast iron pumps, aluminum tops and integrated circuitry for increased reliability

Product ID / Size Chart

  • Gemini GSP50


  • ½ HP Primary / 1/3 HP Back Up
  • All Cast Iron
  • Pressure Activated Air Switch
  • ½ HP PSC 120 Volt Primary AC - Max Flow 85 GPM: 64 GPM @ 10’
  • 120W / 12-Volt Back Up - Max Flow 48 GPM: 32 GPM @ 10’
  • Centrifugal Impellers
  • Top Suction Intakes
  • Length - 13 1/2 In.
  • Width - 9 In.
  • Height - 15 1/2 In.
  • Weight - 66 Lbs.
  • Footprint - 14 In.
  • Power Cord - 10 Ft.

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Customer Reviews

Average rating for Nash Distribution is 4.98 stars of 5 stars - based on 31 reviews

Always friendly and willing to help. Always use these guys for waterproofing products at Connecticut Dry Basement. We know we will be getting quality products.

Rich T. - Avon, CT 06001

Your staff is always the same, ready to help in any way I ask. They use what they sell....Matt is a Pro....Bill is a Pro.......Excellent service! Always come to these guys for basement waterproofing products.

Green Mountain Basement Solutions

Mike S. - Colchester, VT 05446