Level Sensor Switch for Humidifier Oil Tank Chemical Liquid Level Control
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Product Highlights
- Customizable Materials: Float and stem materials customizable to SS304 or SS316 stainless steel.
- OEM/ODM Service: Supports full customization including design, electrical parameters, and packaging.
- High Reliability: Hermetically sealed design with imported components for high accuracy and repeatability.
- Wide Application: Suitable for humidifiers, oil tanks, chemical industries, and household appliances.
- Energy Efficient: Zero power consumption and no standby power required for operation.
- Compact Design: Compact size with simple working principle using magnetic reed switch technology.
- Quality Certified: RoHS certified and manufactured under ISO9001:2015 management system standards.
- Flexible Options: Optional pressure ratings (0.7/1.4MPa) and contact forms (N.O./N.C.) available.
Product Attributes
- Customization
- Available
- Type
- Floating Ball
- Contact
- Contact
- Model NO.
- MR-L11
- Output Signal Type
- Switching Type
- Production Process
- Integration
- Material
- Stainless Steel
- IP Rating
- IP67
- Certification
- RoHS
- Customized
- Customized
- Float Material
- SS304, or SS316 (Customizable)
- Stem and Mounting Material
- SS304, or SS316 (Customizable)
- Color
- Metallic
- Pressure, Max.
- 0.7MPa, 1.4MPa (Optional)
- Packgae
- Carton
- Mounting Type
- Horizontal, 1/2" NPT
- Electrical Termination
- Lead Wire ( Wire Length Is Optional)
- Design
- Own Design
- Float Diameter
- 55mm / 2.165"
- Float Height
- 17mm / 0.670"
- Transport Package
- Bags and Cartons
- Specification
- Electrical Specification
- Trademark
- OEM
- Origin
- Zhejiang, China
- HS Code
- 9026100000
- Production Capacity
- 300000 Piece/Pieces Per Month Depends on The Order
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Product Description

MR-L11 anti-corrosion float switch




| Model | MR-L11 anti-corrosion float switch | |
| Stem and mounting material | SS304, or SS316 (hollow) | |
| Float material | SS304, or SS316 | |
| Mounting type | 1/2" NPT, horizontal | |
| Contact form | N.O. or N.C. (optional) | |
| Electrical termination | Lead wires, UL1007 24 AWG (OEM) | |
| Max. contact power | 10 W | 50 W |
| Max. switch voltage | 100 VDC/100VAC | 350VDC/300VAC |
| Min. breakdown voltage | 150VDC | 600VDC |
| Max. switch current | DC0.5A | DC0.7A/AC0.5A |
| Max. carry current | 1.0 A | 2.5A |
| Contact resistance | 100mΩ | 100 mΩ |
| Insulation resistance | 109 Ω | 1010 Ω |
| Operating temperature | -40 ~ 125 ºC | |
| Float pressure Max. | 0.7 Mpa / 1.4Mpa optional | |
Stainless steel electronic water float switch
1.ISO9001,RoHS
2.Hermetically sealed float switch.
3.High quality, lowest price
4.OEM
Operating Principle
Liquid level sensors mainly consists of magnetic Reed switch and floater . There is a magnetic material in the floater that will trigger the magnetic Reed switch as the level of the liquid tested moves up and down , and thus detecting the position of the liquid level.
Characteristic
Liquid level sensors used imported components and is provided with characteristics such as compact size,
simple working principle, highly reliable and inexpensive.Floating balls with different materials and specification
are available for selection .Electrical parameters can be changed in accordance with client's requirement,and
special specification can also be customized.
* No standby power is needed
* Zero power consumption
* Compact Size
* Simple operation principle
* Highly reliable, accuracy and repeatability
Floating balls with different materials and specifications are available for selection, electrical parameters can
be changed in accordance with client's requirement and specification can also be customized.
Application field
This product can be used in liquid level control for watering machine , water heater , solar energy ,air
conditioning , moisturizing machine , bathroom utensil , vending machine ,oil tank , water tower and chemical
industrial ,etc. It will bewidely applied in motor vehices ,industrial equipment , agricultural equipment and
household electrical appliances in the Future.
Package
opp bag and standard export cartons, also we can provide customized design for all kinds of package.

Production Line
Our factory management is in accordance with international 5S standards, strict requirements and supervision of the various production processes.
Latest Exhibitions
We attended the Electronica in Germany in Sept 2016, new products have won the praise of many buyers.
Certifications

About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR263419". Items marked "" are certified.
Company Profile
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd., is engaged in research, development, production, sales and service of level sensor, proximity sensor, flow sensor, industrial control sensor and hardware plastics for many years. These products are suitable for various industries including house appliances, machinery, electronics, metallurgy, power generation, shipbuilding, petrochemical industry, food, feedstuff, waste water/pure water process, plastics, rubber, cement, medicine, storage, chemical fertilizer, steel, mining, lubrication, air dust proof, temperature monitor, boiler, Dyeing and finishing equipment. For meeting different requirements of different environments, the products of each kind have many optional specifications and materials, and can be customized. We develop products together with customer to improve reliance, safety and Economy of them. We struggle to make each link perfect, and building our quality based on finished technology and the promise that keeps improving and uniform for customer.
Wide range of service support systems help us to make quick responses customers and improve our service quality. We think single product can't bring real benefits to our customers, so we pay much attention to providing customer with complete services including consultation solution, product implementation and technology support. We have brand new industrial workshop, advanced machine tools, modern design center, efficient technical service organization, and worldwide advanced test equipment. We also have strict quality trailing and after-sales management systems, and fully promote ISO9001 quality management certification. We have been certified by ISO9001 international quality management system in 2001.
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd., has dedicated itself to market development and promotion of various new products for many years. During that time, we exploited Korean and Japanese market, and formed fixed agents in Korea and Japan. Through many years of cooperation, we build a good relationship with them. Our products are sold overseas. We always pursue scientific progress and fit market demand, please believe us!
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 177 of Jinhui West Road Yinzhou Investment and Business Center, Ningbo, Zhejiang, China
-
Plant Area
- 5250 square meters
-
Number of Employees
- 64
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Ningbo Port, Shanghai Port
-
Minimum Order Quantity
- 1 PC
-
Supply Chain Partners
- 50
Our Production Capability & Technical Expertise
-
Main Products
- Sensors, Controllers
-
Production Lines
- 5
-
Production Machines
- CNC lathe, Injection molding machine, Fully automatic coating machine, Wave-soldering machine, Assembling line, Aging tester, Testing line
-
QA/QC inspectors
- 3 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 5 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2016-12-06
-
Export Year
- 19 Years
-
Main Markets
- North America, Europe, Australia, Asia
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, Others
-
Cooperated with Fortune 500
- No
FAQ
- What materials are available for the float and stem?
- The float and stem materials can be customized to SS304 or SS316 stainless steel.
- Can the product be customized for specific requirements?
- Yes, we offer OEM/ODM services including custom designs, electrical parameters, and packaging.
- What is the maximum operating pressure?
- The maximum pressure is optional, available in 0.7MPa or 1.4MPa ratings.
- What certifications does the product have?
- The product is RoHS certified and manufactured under ISO9001:2015 standards.
- What is the minimum order quantity?
- The minimum order quantity is 1 PC.
- What are the lead times for production?
- Peak season lead time is one month, while off-season lead time is within 15 workdays.
- Is the switch hermetically sealed?
- Yes, the float switch is hermetically sealed to ensure high reliability and durability.
- What is the power consumption of the sensor?
- The sensor features zero power consumption and requires no standby power.
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