M4169-1 High Level Float Switch

Stainless steel high-level switch for reliable overfill protection in drum and tank applications.
- 316 SS construction for corrosion resistance
Drum-ready vertical mounting via 3/4″ NPT
Normally open logic closes at high level
The M4169-1 High Level Float Switch offers precise overfill protection for standard 20-, 30-, and 55-gallon drums and tanks in industrial settings. Crafted entirely from 316 stainless steel with CE and NSF certifications, it ensures reliable, long-term performance in harsh environments, such as fuel storage and hydraulic systems. MadisonSensor recommends requesting a quote to confirm pricing and exact specifications and can provide custom-engineered solutions to meet your unique application requirements.
| Sensor Type | Float |
|---|---|
| Orientation | Vertical |
| Mounting Type & Size | 3/4" NPT |
| Float Material | 316 Stainless Steel |
| Stem Material | 316 Stainless Steel |
| Switch Logic | Normally Closed |
| Switch Rating | 30 WATT SPST |
| Electrical Ratings | 240V AC, 0.14A; 120V AC, 0.28A; 120V DC, 0.07A; 24V DC, 0.28A |
| Temperature (Max-Celsius) | 150 |
| Temperature (Max-Fahrenheit) | 302 |
| Maximum Pressure (BAR) | 18 |
| Maximum Pressure (PSI) | 250 |
| Minimum Media SG | 0.91 |
| Electrical Termination | 72”, 22 AWG, 2 conductor, Halar jacketed cable |
| Float Diameter | 0.9" |
| Slosh Shield | No |
| Approvals | CE, NSF/ANSI/CAN 372 |
| Lead Time | 10 Business Days |
| Warranty | 1 Year |
