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Liquid Level Float Switch
This float level switch monitors liquid level and provides on/off contact control for water supply or drainage. Direct switching capacity is up to 500 W; larger motors require an external AC contactor. Typical applications include ship oil/water tanks, cooling water towers, transformer oil level, and industrial liquid level monitoring.
- Product type
- Liquid level float switch
- Control functions
- Water supply, drainage, upper and lower linkage, pump dry-run protection
- Direct load capacity
- ≤500 W
- Recommended contactor
- 220 V AC for single-phase motors ≥500 W; 380 V AC for three-phase motors
- Single-point water supply or drainage control
- Upper and lower linkage for dual tank/pool control
- Water protection prevents pump dry running
- Direct switching up to 500 W motor loads
- Use black+blue for water supply, black+brown for drainage
- Suitable for ship tanks, cooling towers, transformer oil level and industrial liquids
Specifications
YWKG01 technical data
| Parameter | Value |
|---|---|
| Product type | Liquid level float switch |
| Control functions | Water supply, drainage, upper and lower linkage, pump dry-run protection |
| Direct load capacity | ≤500 W |
| Recommended contactor | 220 V AC for single-phase motors ≥500 W; 380 V AC for three-phase motors |
| Water supply wiring | Black + blue cables |
| Drainage wiring | Black + brown cables |
| Weight installation position | About 1/2 of controlled water level |
Applications
Where the YWKG01 is used
Ordering
Terms & how ordering works
- MOQ
- 1 pc (flexible, no minimum for most products)
- Lead time
- 2-3 days for in-stock items, 15-30 days for custom orders
- Warranty
- 12-month warranty on all products
- Shipping
- FOB Ningbo / CIF available
- 01
Send Requirements
Medium, range, output and quantity.
- 02
Quote in 12h
Matched model, price and lead time.
- 03
Pre-shipment Check
Every unit inspected against spec.
- 04
Ship FOB / CIF
Export documents handled for you.
Request a Quote
YWKG01 Liquid Level Float Switch
Sales engineer replies within 12 hours
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YWKG01 questions
What ranges are available for the YWKG01?
What is the MOQ and lead time?
Can the YWKG01 be customized?
Do you manufacture this transmitter?
Need the right liquid level float switch for your process?
Send the medium, range, output, and quantity. We will confirm the matching option and a FOB Ningbo quote.




