The L129 series is used to monitor lubricating oil levels without requiring engine, pump, or compressor shutdown. This combination indicator gauge features float operation with adjustable low and high limit switches.

• Maximum working pressure: 68.9kPa
• Combination indicator gauge with adjustable limit switches
• Prevents low fuel levels or overflow conditions
• 6-3/4 inch (171 mm) deep sight gauge for visual oil level inspection during operation
• 4-7/8 inch (122 mm) adjustable limit contact range
• Normally open circuit activates alarms/shutdown when limits are reached

L129: Designed for grounding low-voltage electrical systems with single wire to ground circuit.

L129CK1: Designed for applications requiring three wire ground circuit, featuring ungrounded contacts and conduit hubs for wire protection.

When properly installed and maintained, the L129 series effectively monitors and protects engines and pumps from improper lubrication levels that could cause significant damage.

Recommended for engines and pumps with large crankcase capacities.