10 Best High Water Alarm For Septic 2025 in the US

1 Our Pick
SJE Rhombus Tank Alert EZ- TaEZ-01Htb, 120 VAC with 15′ Float Sensor
  • NEMA 1 enclosure for indoor use, simple to install and maintain.
  • Visual indicators: Red ‘alarm’ light and green ‘power on’ light enhance usability.
  • Control switches include an alarm ‘test’ switch and a horn ‘silence’ switch.
  • Loud alarm horn emits 82 decibels sound at a distance of 10 feet (3 meters).
  • Compatible with UL Listed/Recognized switching mechanisms for reliability.
  • Chosen by 1578 customers this week, highlighting its popularity and effectiveness.
2
SPI/BIO Pump Control Panel with High Water Alarm (Model 50B010 WHAP)
  • Includes circuit breakers for both pump and alarm circuits for safety.
  • Features an easy access terminal block for simplified wiring and maintenance.
  • Externally mounted run/mute/test switch with a UV resistant sealing boot.
  • Audible alarm externally mounted for clear alerts in various conditions.
  • Durable UV resistant alarm light that is visible in different weather conditions.
  • Built for rugged use with components designed for long-lasting reliability.
3
Wireless In/Outdoor Sump Pump Alarm – Alerts via Voice, Email, and Text
  • Remotely monitor high water levels with a wireless water detector
  • First outdoor wifi high water alarm with IP67 weatherproof rating
  • Stainless steel probes detect water changes within ΒΌ inch quickly
  • Receive free email alerts; optional text and voice notifications available
  • Alerts include backup for power/internet loss with LED and loud horn
  • Multiple styles available for various user needs and environments
4
SJE-Rhombus Tank Alert XT – Reliable Indoor/Outdoor Tank Alarm with Auto Reset
  • Water-tight enclosure meets Type 3R standard for effective protection.
  • Automatic alarm reset feature after activation for convenience.
  • Includes horn silence and test switches for user control.
  • Loud alarm horn emits 85 decibels at 10 feet for strong alerts.
  • Independent operation ensures alarm works even during pump circuit failure.
  • Designed for both indoor and outdoor use for versatile applications.
5
Little Giant 303HWXT 115V Indoor/Outdoor High Water Alarm with Float Switch
  • High water alarm activates when water exceeds set height, for indoor/outdoor use.
  • Adjustable float switch with a 15-foot cable connects securely with liquid-tight connectors.
  • Features an 85-decibel audio alarm and a red beacon light; horn can be silenced.
  • Dual functionality allows use as a junction box for splicing pump components easily.
  • Complies with UL and CSA standards, ensuring safety for junction boxes and devices.
  • Compact design suitable for a variety of applications, providing reliable water monitoring.
6
Liberty Pumps ALM-2-1 Alarm System with Battery Backup and High Decibel Alert
  • Operates on 115V with a reliable 9V battery back-up for emergencies.
  • High decibel alarm with 86 dB sound for detection of high water conditions.
  • Activated by a float switch, featuring an 88 dB horn and a warning light.
  • Easy to install; simply plugs into any standard 115V outlet.
  • Low battery chirp feature alerts users when battery power is running low.
  • Ideal solution for preventing water damage with advanced alarm capabilities.
7
Superior Pump 92060 Sump Alarm System with 15-Foot Float Switch, Black
  • Monitors liquid levels in sump, sewage, and holding tanks effectively.
  • Durable non-corrosive NEMA enclosure rated for indoor use.
  • Operates on battery backup for continuous functioning (battery not included).
  • Features an 87 dB alarm horn with a low battery chirp warning.
  • Complete kit includes the alarm, 15-foot tethered float switch, and mounting clip.
  • Ideal for preventing flooding and ensuring monitoring of water levels.
8
Zoeller 10-4013 APak Z Control Indoor Alarm System with Alerts
  • Loud 87 Decibel alarm for detecting high water levels.
  • Z Control enabled for Wi-Fi alerts via text and email.
  • No monthly fees; free app and web access included.
  • Reed switch technology detects water levels reliably.
  • Battery backup with operation on 2-AA batteries required.
  • User-friendly design for indoor water level monitoring.
9
Wifi Sump Alarm with Float Switches for Indoor and Outdoor Use
  • WIFI Enabled for both indoor and outdoor high water alarms.
  • IP67 rated for durability with weatherproof components.
  • Polypropylene float switch detects water changes within 6 inches.
  • Free email alerts provided for instant notifications anywhere.
  • Server-side backup for alerts during power or internet loss.
  • Audible alarm of 90 db and LED light for immediate alerts.
10
Level Sense Sump Pump Failure Alarm with 120 dB Siren and 15-Foot Float
  • 120 dB alarm emits a piercing siren for effective notifications in your home.
  • Built-in self-charging LiPo battery works for up to 1 week without power.
  • Simple installation with a 15-foot float switch, mounts to discharge pipe quickly.
  • Made in the USA, ensuring quality with comprehensive checks and a 2-year warranty.
  • Designed exclusively for clear water applications, not for septic or sewage use.
  • Protect your home from flooding with this reliable sump pump failure alarm system.

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