M4300-NO Single Point Level Switch (Normally Open)

Reliable vertical float switch with normally-open logic for hydrocarbon control.
Buna-N float ideal for hydrocarbons
Simple vertical 1/4″ NPT installation
Normally-open SPST for fail-safe control
The M4300-NO Single Point Level Switch offers dependable on/off liquid level monitoring with a Buna-N float and brass stem for durability in hydrocarbon environments. Its vertical, compact 1/4″ NPT design and normally open SPST logic enhance safety by ensuring alarm conditions signal on float rise. Certified to CE standards and backed by a one-year warranty with a 5-day lead time, it balances reliability with quick delivery. MadisonSensor prefers quote requests for price or spec confirmation and delivers custom solutions tailored to your operational needs.
| Sensor Type | Float |
|---|---|
| Orientation | Vertical |
| Mounting Type & Size | 1/4" NPT |
| Float Material | Buna-N |
| Stem Material | Brass |
| Switch Logic | Normally Open |
| Switch Rating | 60 WATT SPST |
| Electrical Ratings | 240V AC, 0.40A; 120V AC, 0.50A; 120V DC, 0.20A; 24V DC, 0.50A |
| Temperature (Max-Celsius) | 105 |
| Temperature (Max-Fahrenheit) | 221 |
| Maximum Pressure (BAR) | 11 |
| Maximum Pressure (PSI) | 150 |
| Minimum Media SG | 0.56 |
| Electrical Termination | 24”, 22 AWG, MTW insulated |
| Float Diameter | 1.25" |
| Slosh Shield | No |
| Approvals | CE, Prop 65 |
| Lead Time | 5 Business Days |
| Warranty | 1 Year |
