Infrared Light Curtain Vehicle Separating Light Grids Beam Sensors
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Product Attributes
- Type
- Lhn/Lhnc Series
- Output Signal Type
- Switching Type
- Production Process
- Integration
- Model NO.
- LHN series
- Material
- Al Alloy
- Feature
- Autimatic Heating Function
- IP Rating
- IP67
- Certification
- CE
- Customized
- Customized
- Supply Voltage
- 12-30V DC
- Output
- Detection Output/ Alarm Output
- Warranty
- 2 Years
- Service Life
- >10 Years
- Housing Material
- Aluminium Alloy Oxydic Black Housing, Heated Glass
- Max Detection Distance
- 18m
- Shipping Method
- EMS, TNT, DHL, FedEx
- Application
- Highway Toll Gate, Transportation
- Transport Package
- Carton Package
- Specification
- Connection
- Trademark
- G-TEK
- Origin
- Tianjin China
- HS Code
- 9032900090
- Production Capacity
- 1000 Units/Month
- Package Size
- 30.00cm * 20.00cm * 20.00cm
- Package Gross Weight
- 2.500kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Infrared Light Curtain Vehicle Separating Light Grids Beam Sensors
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Product Description
LHN(c) Series Intelligent defrosting vehicle separator with LHN common type and LHNC RS485 Serial interface type. This product is especially for toll collection systems as vehicle separating devices.
Product Features:
- l With an Intelligent heating function, Defrost function starts automatically under severe weather to eliminate the block-to-light path from frost, snow, rain and fog.
- l Aspheric surface optical lens totally eliminates spherical aberration, aberration and stray light.
- l Build-in self-diagnostic function, detection output function and alarm output function.
- l Light penetrability power(Receiving light intensity of receiver), directive function, easy for on-site installation and maintenance.
- l RS485series communication meets customers' different task requirements by initial setting and meanwhile acquiring information on every light beam and system working status.
- l Reliable separation for vehicles, the reliability is high to 99.9% under acceptable whether and not less than 99.5% even under rain snow, or fog weather.


| LHN/LHNC series vehicle separation light curtain | |||
| Model | LHN1200A LHNC1200B |
LHN1400A LHNC1400B |
LHN1600A LHNC1600B |
| General parameters : | |||
| Detection height | 1600 mm | 1600 mm | 1600 mm |
| Detection distance | 2 m~18 m | ||
| Min detection object | A type: Parallel scanning 40mm, Parallel scanning 28mm B type: Parallel scanning 65mm, Parallel scanning 40mm |
||
| Mechanical and electronic parameters: | |||
| Supply voltage | 12~30VDC | ||
| Work current | Heating Glass out of work:≤200Ma Heating Glass on work:≤6A |
||
| Response time | A type: ≤7.7ms B type:≤4.2ms |
||
| Control output | LHN Series: Receiver 2 ways switching output, NPN/PNP options, Normal close /Normal open options LHNC Series: Emitter: 1-way switching output(Alarm output, Receiver: 1-way switching output(Detection output), NPN/PNP options, Normal close /Normal open options |
||
| Function | Automatic defrosting function, fault shielding and alarm function | ||
| Protection rating | IP67 | ||
| Work temperature | -45ºC~80ºC RH≤ 95% | ||
| Dimension | As per models | ||
| Accessory | Housing | ||
| LHNXXA Series | ||||||
| Model | Detection range (m) |
Min detection object(mm) |
Light beams quantity |
Detection Height(mm) |
Response Time (ms) |
Product Length (mm) |
| LHN1200A | 18m | 40mm | 48 | 1200 | 5.9 | 1280 |
| LHN1400A | 56 | 1400 | 6.8 | 1480 | ||
| LHN1600A | 64 | 1600 | 7.7 | 1680 | ||
| LHNCXXA Series | ||||||
| Model | Detection range (m) |
Min detection object(mm) |
Light beams quantity |
Detection Height(mm) |
Response Time (ms) |
Product Length (mm) |
| LHNC1200A | 18m | 40mm | 48 | 1200 | 6.1 | 1280 |
| LHNC1400A | 56 | 1400 | 7.0 | 1480 | ||
| LHNC1600A | 64 | 1600 | 8.0 | 1680 | ||
| LHNXXB Series | ||||||
| Model | Detection range (m) |
Min detection object(mm) |
Light beams quantity |
Detection Height(mm) |
Response Time (ms) |
Product Length (mm) |
| LHN1200B | 18m | 65mm | 24 | 1200 | 3.2 | 1280 |
| LHN1400B | 28 | 1400 | 3.7 | 1480 | ||
| LHN1600B | 32 | 1600 | 4.2 | 1680 | ||
| LHNCXXB Series | ||||||
| Model | Detection range (m) |
Min detection object(mm) |
Light beams quantity |
Detection Height(mm) |
Response Time (ms) |
Product Length (mm) |
| LHNC1200B | 18m | 65mm | 24 | 1200 | 3.4 | 1280 |
| LHNC1400B | 28 | 1400 | 3.9 | 1480 | ||
| LHNC1600B | 32 | 1600 | 4.4 | 1680 | ||



Tianjin G-TEK sensor technology co..ltd is indicated in providing intelligent sensor products and customized solutions for logistics automation, factory automation and process automation. The predecessor of the company is Tianjin G-TEK automation technology Co.,ltd, a professional sensor manufacturer and sensor solution provider, which was established in 2003 with business ranges from Proximity switches, photoelectric sensors, measurement, and safety light curtains to Laser rangefinder sensors, laser radar., etc and serves for Intelligent buildings, intelligent transportation, logistics automation, factory automation and industry robot fields.
Tianjin G-TEK sensor technology co.,ltd was established in 2014 in Xiqing District, Tianjin City and it will fully inherit and expand the original G-TEK automation business with the construction and operation of the new R&D and manufacturing base.





Q: Is the product shipped and arrived fast?
A: The production cycle for large quantities of products takes 15-30 days, depending on the product.
Q: Can you provide professional advice promptly?
A: We have a professional technical team that can patiently help you answer all professional questions.
Q: Can you provide customized products/services?
A: Yes, we can provide customized products, but the customization needs to meet a certain quantity.
Q: How is the quality of the product? Is the quality stable?
A: G-TEK Sensors has been focusing on the sensor field for 23 years. The quality of the sensor has the double affirmation of the CE certificate and customer reputation.
Q: What is your MOQ?
A: We offer MOQ per piece; it depends on your specific order.
Q: Is there any relevant terms of service and warranty information?
A: We offer a warranty on all items. The sensor products are guaranteed for 15 months, and the light curtain and lidar products are guaranteed for 18 months. For after-sales questions, you can directly contact the product salesperson.
Q: Is there any relevant information available for download on the website?
A: Yes, if you want to download the relevant product manual, you can go to our official website to download it.
Q: Can I be your reseller?
A: Yes, we are looking for distributors in overseas markets.
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR246350". Items marked "" are certified.
Company Profile
Tianjin G-TEK sensor technology Co., Ltd is indicated in providing intelligent sensor products and customized solutions for logistics automation, factory automation and process automation. The predecessor of the company is Tianjin G-TEK automation technology Co., Ltd, a professional sensor manufacturer and sensor solution provider, which was established in 2003 with business ranges from Proximity switch, photoelectric sensor, measurement and safety light curtain to Laser rangefinder sensor, laser radar., etc and serves for Intelligent buildings, intelligent transportation, logistics automation, factory automation and industry robot fields.
Aimed at providing advanced product and solution for worldwide business, we have build our professional R&D team with excellent talents on mechanical and motion control system, Optical system, embedded system, electronic, software and automation fields; The plant operation team with professional process engineer, qualitycontrol engineer and passionate manufacturing mechanics; Also the sales team with rich experience in sensor product and applications. In 2019, the total sales volume of various products including proximity switch, photoelectric sensor, light curtain and laser radar in different fields is up to 800, 000 pieces (sets).
Adhering to the core philosophy of "devotion with enthusiasm, pursuit of perfection ", G-TEK will cater to the demands on product and service of customer by continuous technological innovation.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 6 Guangyuan Road, Zhangjiawo Town, Xiqing District, Tianjin, China
-
Plant Area
- 8042.38 square meters
-
Number of Employees
- 77
-
Registered Capital
- 20,000,000 RMB
-
Terms of Payment
- T/T, LC, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Tianjin Port
-
Minimum Order Quantity
- 1 unit
-
Supply Chain Partners
- 7
Our Production Capability & Technical Expertise
-
Main Products
- Lidar, Photoelectric sensors, Light curtains, Proximity sensors, Vehicle monitoring systems
-
Production Lines
- 3
-
Production Machines
- Coil winding machine, Injection molding machine, SMT machine, Ultrasonic turntable machine, Ultrasonic welding machine, Tester
-
QA/QC inspectors
- 3 people
-
Inspection Type for Finished Products
- Random 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
-
R&D Engineers
- 17 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2014-06-04
-
Export Year
- 10 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic
-
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
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
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