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Wireless Long-Range RF Type Remote Controller 433.92MHz Kl-K400la-2CH
US$16.00
20-199 Pieces
US$15.00
200-999 Pieces
US$12.00
1,000+ Pieces
Sample price:US$16.00/piece.Request sample

Product profile

Customization

Available

Application

Automatic Doors, Industrial Machinery, Special Equipment

Battery Type

Button Battery

Model NO.

KL-K400LA-2ch

Frequency

434MHz, Optional

Material

Plastic

Transmission Distance

5000m

Type

Button

Universal

Universal

Voltage

12V

Ambient Temperature

-20c -- +50c

Operating Voltage

DC9-12V

Maximum Current

7A

Static Current

16mA

Adjustable Frequency

250-460MHz

Use

Cars, Garage Doors, Gates Doors, Alarm Systems Et

Encoding Type

Fixed, Learning, Rolling/Hopping Code

Modulation Way

Ask/Ook

Weight/G

55g (Without Shell);140g (with Shell)

Transport Package

Plastic Bag & Carton

Specification

125*69*40mm

Trademark

KelvinLoRa

Origin

Shenzhen, China

HS Code

8536500090

Production Capacity

500000

Key features

Ultra-Long Transmission Range: Achieves a transmission distance of over 5000m in open areas with matching receiver.
Bidirectional Feedback System: Supports instant signal feedback with buzzer indication for reliable operation monitoring.
Advanced Anti-Jamming Tech: Uses spread spectrum communication and LORA modulation to enhance anti-interference performance.
Customizable Frequency Options: Standard 434MHz with optional customization for 868MHz and 915MHz frequencies.
Versatile Encoding Support: Compatible with Fixed, Learning, and Rolling/Hopping codes for diverse security needs.
Low Power Consumption: Features ultra-low standby current of 16mA and operating current of 7A for extended battery life.
High Reliability Components: Utilizes imported US chips and undergoes strict testing to ensure quality and stability.

Company profile

Shenzhen Kelvin Electronics Co., Ltd.
Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤9.30h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturing factory in Longgang District, Shenzhen. It holds ISO 9001:2015 certification and reports documented procedures for R&D audits, supplier service capability, corrective and preventive actions, finished-product inspection, and complaint handling. R&D evidence includes two years of total engineer experience, 3D design services, SDK availability, ODM/OEM services, and new product development within the past year. Production operates across two lines, with 6–10 quality-control staff and stated annual output of 200,000 wireless controllers and 400,000 wireless remote controls. The supplier supports broad customization, exports to multiple global regions, and has 14 years of export experience. It lacks overseas warehouses, showrooms, agents, and branches. Customer evidence is limited to examples involving yacht turning and vehicle tailboard lifting, plus participation in exhibitions.
Supplier typeThe supplier is explicitly classified as a factory in the manufacturing industry, located in Longgang District, Shenzhen. This supports direct manufacturing status rather than a purely trading or service-provider profile.
CertificationsThe supplier reports holding an ISO 9001:2015 certificate. This is explicit evidence of a recognized quality-management-system certification, although no additional certifications are provided.
After-Sales capabilityR&D engineers are responsible for technical support during production and after-sales service, while the supplier reports documented complaint-handling procedures and records. This supports a defined after-sales process, though response performance or service coverage is not quantified.
R&D capabilityThe supplier reports new product development within the past year, available R&D audit documentation, 3D software design services, SDK availability, ODM services, OEM services for popular brands, and two years of total R&D engineer experience. These facts indicate active product-development capability, although the scale of the R&D organization is limited in the provided data.
Production capacityThe supplier operates two production lines, has 6–10 quality-control staff, and reports annual output of 200,000 wireless controllers and 400,000 wireless remote controls. It also uses standardized finished-product inspection instructions, quality assurance, and raw-material traceability, providing explicit evidence of organized production and quality control.
Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, supported by 3D design services and ODM/OEM capabilities. This indicates broad customization coverage across both development and manufacturing services.
Client casesThe supplier cites customer applications involving RF technology for yacht turning and vehicle tailboard lifting, and reports attending seven exhibitions in different countries and regions over the past three years, including a Shenzhen Catering Expo. These provide some application and market-engagement evidence, but the slices do not identify customer names, project outcomes, or independently verifiable case details.

Product Q&A

Q:What is the maximum transmission distance?
A:
The measured transmission distance can reach more than 5000m in open areas when matched with the KL-K400LA receiver.
Q:Does this remote support bidirectional feedback?
A:
Yes, in bidirectional mode, the remote can receive instant feedback signals from the device, indicated by a buzzer sound.
Q:What frequencies are available?
A:
The standard frequency is 434MHz, but 868MHz and 915MHz are also available as optional customizations.
Q:What encoding types are supported?
A:
The remote supports Fixed, Learning, and Rolling/Hopping codes, which can be customized to match your system.
Q:What is the working voltage and current consumption?
A:
It works on DC 9-12V, with a receive current of 16mA and a standby current of 7A.

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