The GRACO 557781 is a replacement low level switch designed for use with GRACO Modu-Flo and E-Series pumps. It is typically constructed from durable materials suitable for industrial environments and is intended to monitor and signal low lubricant levels in grease or oil reservoirs, helping to prevent equipment damage due to insufficient lubrication.

Key Features:

• Low Level Switch
• 15 Amp, SPDT
• Modu-Flo and E-Series Pumps; Replacement for 563322, Lubriquip 529-726-001, Trabon 29726-1
• 15 Amp SPDT (Single Pole Double Throw) for reliable switching
• Designed for easy replacement and maintenance
• Industrial reliability for continuous operation

Applications:
Used in automatic lubrication systems for construction, fleets, transportation, industrial, mining, energy, and agriculture sectors to monitor and signal low lubricant levels in reservoirs.

Installation Notes:

• Using genuine GRACO replacement parts ensures compatibility, reliability, and optimal performance of lubrication systems.
• Ensure power is disconnected before installation
• Follow the equipment manual for wiring and placement
• Regularly inspect the switch for proper operation and signs of wear
• Use only genuine GRACO replacement parts for critical safety and performance
• Periodically test the switch function as part of routine maintenance
• Consult a GRACO specialist for installation and troubleshooting