Zoeller 508 AquaNot 12V/DC Backup Sump Pump System

The Zoeller 508 AquaNot Backup Sump Pump System is a DC-powered auxiliary pumping solution engineered for sump protection during power loss or primary system failure. The system integrates Zoeller’s proven submersible pump design with a fully automatic solid-state control module, precision battery management circuit, and alarm interface. Built for continuous reliability, the 508 Series incorporates efficient switch-mode charging technology and durable non-corrosive components for long-term field performance.

Details

• Manufacturer: Zoeller
• Model Number: 508-0005
• Product Name: AquaNot Backup Sump Pump System
• Power Source: 12V DC
• Pump Type: Submersible backup sump pump
• Discharge Size: Integrated 1-1/2" or 1-1/4" discharge with check valve assembly
• Control Box Features:
  • Solid-state automatic controller with integrated recharger
  • 10 Amp switch-mode battery recharger
  • Battery burn-out and overcharge protection
  • Audible and visual alarm indicators
  • LCD screen displaying system and battery voltage data
  • Dry auxiliary alarm contacts for connection to security or dialer systems
• Pump Construction: Submersible DC pump with corrosion-resistant housing
• Switch Type: Low-voltage vertical float switch for reliable activation
• Check Valves and Fittings:
  • Integrated DC discharge check valve
  • Separate AC pump check valve, tee, and adapter provided
• Battery Charger Technology: High-efficiency switch-mode design meeting California Battery Council standards; C/US Approved
• Battery Compatibility: Fits Group Size 27, 29, and 31 deep-cycle batteries (battery not included)
• Battery Case Dimensions: 13" L × 7.5" W × 9.5" H (33 cm × 19 cm × 24 cm)
• Battery Case Material: Non-corrodible polyethylene housing
• System Protection: Overcharge protection, reverse polarity safeguard, low voltage alarm
• Certifications: cRUus Approved
• Intended Use: Backup sump system – not designed or rated for bilge service
• Manufacturing: Designed, Engineered, and Assembled in the USA by Zoeller

Technical Application

The Zoeller 508 AquaNot system is designed for professional sump installations where uninterrupted operation is required during utility outages or main pump failure. The DC-powered submersible pump activates automatically through a float-activated switching mechanism. The control module provides charging, system monitoring, and alarm signaling functions, supporting integration with auxiliary monitoring systems via dry contact terminals. The switch-mode charger design ensures high energy conversion efficiency, maintaining optimal battery charge without overloading or degradation. The included non-corrosive polyethylene battery case accommodates standard Group 27–31 deep-cycle batteries for extended runtime capacity.

Specifications

• System Voltage: 12V DC
• Charger Output: 10 Amps (automatic switch-mode)
• Pump Type: Submersible backup pump (not for continuous-duty AC service)
• Control Features: Automatic recharging, overcharge protection, LCD system display, audible/visual alarms
• Auxiliary Contacts: Dry set for remote alarm or security interface
• Switch Mechanism: Vertical float, low voltage operation
• Discharge Connection: 1-1/2" NPT (with supplied check valves and fittings)
• Battery Case Dimensions: 13" × 7.5" × 9.5" (L × W × H)
• Battery Compatibility: Group 27, 29, or 31 (battery not included)
• Housing Material: Non-corrosive polyethylene and engineered thermoplastic
• Alarm Output: Audible/visual and auxiliary dry contacts
• Compliance: Meets California Battery Council efficiency standards; cRUus Certified

Summary

The Zoeller 508 AquaNot Backup Sump Pump System provides a 12V DC-powered emergency drainage solution integrating a solid-state charger, diagnostic control panel, and automatic activation circuitry. Designed for dependable operation in professional sump installations, the system ensures continued pump functionality during AC power loss, featuring switch-mode charging efficiency, alarm integration, and corrosion-resistant construction for long-term service reliability.