Lincoln Used-Fluid Overfill Warning Valve Float rises with used fluid to activate “whistle” warning at prescribed level. For single wall tanks and drums in used fluid systems and above ground tanks. For single-wall tanks and drums. Sounds whistle and shuts off air-supply when fluid rises above preset level. Requires connection to compressed air 1/4″ NPT air inlet and outlet ports.
Key source specifications include Compatible Models: 4100, 4102, 4104; Model 84815.
Key Features
- Compatible Models: 4100, 4102, 4104
- Lincoln Used-Fluid Overfill Warning Valve
Ideal For
Choose this product if you need:
- Replacement, repair, or installation work involving 4100, 4102, 4104
Not Ideal For
Not ideal for equipment outside the listed 4100, 4102, 4104 compatibility.
Product Details
Review the product details below to confirm the compatible models, model / mpn match your equipment or lubrication system.
Shared Product Details
| Brand | Lincoln Industrial |
| Model / MPN | 84815 |
| Name | Overfill warning valve |
| Description | For single-wall tanks and drums. |
| Compatible Models | 4100, 4102, 4104 |
Frequently Asked Questions
What does this fit?
The supplied product data identifies it for 4100, 4102, 4104.
What model number should I verify?
Confirm model or manufacturer part number 84815.








