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SPI BIO-C Single Light Control Panel for Aerobic Septic Systems - 50B003

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SPI BIO-C Single Light Control Panel for Aerobic Septic Systems - 50B003

Availability: In stock

The SPI 50B003 is an aerobic control panel manufactured by SPI. It is designed to control your entire aerobic system (for most aerobic systems). Your submersible pump, air pump, and floats are all wired into this control panel. The 50B003 includes a grasslin timer with a manual override switch. Note: The timer is to control when the submersible pump will spray. We recommend that your air pump runs 24/7




  • Part Number: 50B003
  • Supply Voltage: 120 VAC
  • Circuit Breakers: 3 (20A pump, 10A air pump, 10A alarm)
  • Timer: Yes (24hr, 15 min intervals)
  • Air Switch: No
  • Lights/Buzzer: Red
  • Shipping Weight: 5.0 lbs



  • Circuit Breakers for Pump, Compressor & Alarm Circuits
  • 24 Hr Timer w/15 minute intervals
  • Large & Easy to Access Terminal Block
  • Externally Mounted Run/Mute/Test Switch w/UV resistant sealing boot
  • Externally Mounted Audible Alarm
  • Rugged UV resistant Externally Mounted Alarm Light
  • Durable Weather Resistant Hinged Poly Enclosure
  • Silk Screen Back Panel
  • Ground Lug
  • Easily Replaceable Components
  • Nema 4x Rating
  • Color Coded Internal Wiring
  • Built and Labeled to UL 508A Standard
  • Works with most Aerobic Treatment Systems
  • Provided with Wiring Schematic and Detailed Connection Diagram for Installer
  • Mounting Feet for Enclosure
Additional Information

Additional Information

Manufacturer SPI
Attachment View File 50B003-C__Folded_paperwork Size: (96.96 KB)
Attachment View File 50B003-C__Sales_Sheet Size: (191.63 KB)
Product Reviews
Number of reviews : 4
Average rating : 5 /5
A. Anonymous
  the 10/05/2019
5/ 5
Works great
A. Anonymous
  the 14/10/2018
5/ 5
exactley what i odered and needed.
A. Anonymous
  the 21/08/2018
5/ 5
Great Product!
A. Anonymous
  the 31/07/2017
5/ 5
Quality product

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