FREE delivery on orders over €150
Product Specifications:
| Item | Liquid Level Switch |
| Body Material | Stainless Steel |
| Components Included | Float |
| Conduit Size | 1" |
| Contact Form | SPDT |
| Current Rating | 0.28A |
| Display Qty | 1 |
| Electrical Connection Type | Lead Wires |
| Features | Corrosion Resistance |
| Finish | PTFE Coated |
| Float Dia. | 23/25" |
| Float Length | 3" |
| Float Length | 3.00" |
| Float Material | Buna N |
| Float Specific Gravity | 0.45 |
| Gauge | 22 ga. |
| Max. Current | 1A |
| Max. Pressure | 100 psi |
| Max. Voltage | 240V |
| Maximum Voltage Rating | 24V DC/120V AC |
| Minimum Media Specific Gravity | 0.56 xg |
| Mounting | Side |
| Mounting Position | Horizontal |
| Operating Temp. | 221°F |
| Operating Temperature - Maximum | 221°F |
| Overall Length | 4.43" |
| Product Type | Alternator Closed Liquid Level Switch |
| Proof Pressure | 100 psi |
| Series | M4190-BU Series |
| Stem Grade | Grade 304 , Stainless Steel |
| Stem Length | 4.43" |
| Stem Thread Size | 1" , NPT |
| Switch Action | Select |
| Switch Function | Select |
| Tank Connection Size | 1" NPT |
Shipping Info:
| Ship weight (kg) | 0.38 |
| Ship height (cm) | 8.76 |
| Ship length (cm) | 11.25 |
| Ship width (cm) | 7.62 |
| HS code | 9026106000 |
| Country of Origin | US |
Product Variants
| Product | Model | Contact Form | Float Material | Float Length | Float Dia. | Body Material | Operating Temp. | Mounting | Max. Current | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
MS5010 | SPST | Stainless Steel | 1.19" | 1.13" | Stainless Steel | 392°F | Side | 0.28A | €164.03 | |
![]() |
MS5917 | SPST | Stainless Steel | 2" | 2.13" | Stainless Steel | 482°F | Vertical Open Tank | 0.5A | €141.41 | |
![]() |
MS7000 | SPST | Buna N | 1" | 1" | PBT | 221°F | Vertical Open Tank | 0.28A | €38.24 | |
![]() |
MS8000 | SPST | Polypropylene | 1" | 1" | Polypropylene | 221°F | Vertical Open Tank | 0.28A | €39.27 | |
![]() |
MS8800 | SPST | Polypropylene | 2.68" | 1 1/2" | Polypropylene | 221°F | Vertical Open Tank | 0.5A | €89.10 | |
![]() |
MS9000 | SPST | Kynar | 1" | 1" | Kynar | 221°F | Vertical Open Tank | 0.28A | €52.41 | |
![]() |
MSB5600 | SPST | Stainless Steel | 2.5" | 2.13" | Stainless Steel | 221°F | Vertical Open Tank | 0.5A | €257.53 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
MADISON M4190-BU Liquid Level Switch 1 Inch Npt Spdt Buna N
€453.45 /unit


