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Shenzhen Keygma Electrical Manufacturing Co.,Ltd

  • China,Shenzhen
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China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED
China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED

  1. China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED
  2. China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED
  3. China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED
  4. China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED
  5. China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED
  6. China DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED

DC 12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED

  1. MOQ: 50 Pieces
  2. Price: USD 15-18/ Piece
  3. Get Latest Price
Dimming Range 0-100% Stepless
Control Type Capacitive Touch
Memory Function Yes (Recalls Last Brightness)
Operating Temperature -10°C to 40°C
Payment Terms T/T,L/C,PayPal,Western Union
Input Voltage DC 12V
Type DC Dimmer Switch with driver built in
Maximum Load 40W
Supply Ability 50000 Pieces per Month
Dimming Technology PWM (Pulse Width Modulation)
Packaging Details Individual color box with foam insert, export-grade corrugated master carton
Flicker-Free Yes
Color Options white, black or customize
Delivery Time 3-5 working days for stock, 15-20 days for production
Soft Start Yes
Compatible Loads LED Strip Lights, LED Modules, LED Bulbs (12V DC)
Warranty 1 Year
Protection Over-load protection
Model Number KD-DC12V40W
Brand Name Keygma
Place of Origin Guangdong, China
Certification

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  1. Product Details
  2. Company Details

Product Specification

Dimming Range 0-100% Stepless Control Type Capacitive Touch
Memory Function Yes (Recalls Last Brightness) Operating Temperature -10°C to 40°C
Payment Terms T/T,L/C,PayPal,Western Union Input Voltage DC 12V
Type DC Dimmer Switch with driver built in Maximum Load 40W
Supply Ability 50000 Pieces per Month Dimming Technology PWM (Pulse Width Modulation)
Packaging Details Individual color box with foam insert, export-grade corrugated master carton Flicker-Free Yes
Color Options white, black or customize Delivery Time 3-5 working days for stock, 15-20 days for production
Soft Start Yes Compatible Loads LED Strip Lights, LED Modules, LED Bulbs (12V DC)
Warranty 1 Year Protection Over-load protection
Model Number KD-DC12V40W Brand Name Keygma
Place of Origin Guangdong, China Certification
High Light 12V touch LED dimmer switchglass panel PWM dimmer switchflicker-free LED strip dimmer

DC12V LED Dimmer Switch PWM Stepless Flicker-Free Smooth Dimming Memory for LED Strip Light 40W

The Keygma KD-DC12V40W Touch LED Dimmer Switch combines a premium tempered glass panel with advanced PWM (Pulse Width Modulation) technology for stepless, flicker-free smooth dimming of 12V DC LED lighting. Simply touch and hold the glass surface to adjust brightness from 0% to 100% with zero flicker and absolute silence. The memory function remembers your last brightness setting, while the soft-start feature gently ramps up power to extend LED lifespan.

Key Features

  • Flicker-Free 1000Hz PWM Dimming: Ultra-high 1000Hz PWM frequency ensures absolutely stable, flicker-free light output at any brightness level—perfect for video recording, photography, and reading environments
  • Stepless Smooth Adjustment: Touch and hold for continuous 0-100% dimming with precise, fluid brightness transitions and no visible stepping
  • Memory Function: Automatically restores the last brightness level when powered on, eliminating daily readjustment and providing consistent lighting every time
  • Tempered Glass Panel: Scratch-resistant, fingerprint-proof surface with premium modern aesthetics available in white and black glass finishes
  • Soft-Start Protection: Gradually ramps up brightness upon activation to eliminate inrush current stress on LEDs, significantly extending lamp service life
  • Blue LED Indicator: Subtle backlit ring clearly shows the switch position in darkness without being intrusive during sleep
  • Over-Current & Reverse Polarity Protection: Dual protection circuits safeguard both the controller and connected LEDs from wiring mistakes and overload conditions
  • Ultra-Slim 8mm Panel: Minimalist flush-mount design complements modern interiors for residential, commercial, and vehicle installations
  • Universal DC 12V Compatibility: Plug-and-play with standard DC 5.5x2.1mm connectors—works instantly with all 12V LED strip lights, modules, and bulbs

Technical Specifications

Parameter Specification
Brand Keygma
Model KD-DC12V40W
Input Voltage DC 12V
Maximum Load 40W
Dimming Technology PWM (Pulse Width Modulation)
PWM Frequency 1000Hz
Dimming Range 0-100% Stepless
Flicker-Free Yes
Memory Function Yes (Recalls Last Brightness)
Soft Start Yes
Protection Over-Current, over load protection
Operating Temperature -10°C to 40°C
Color Options White Glass, Black Glass
Certification CE, RoHS, FCC
Warranty 2 Years

Applications

Engineered for premium DC 12V LED lighting scenarios: LED strip light dimming in residential interiors, RV and campervan ambient lighting control, marine yacht cabin illumination, solar-powered off-grid home lighting, under-cabinet kitchen task lighting, retail display and showcase accent lighting, and photography/videography LED panel brightness control. The 1000Hz flicker-free PWM output is critical for film and video production environments where any perceptible flicker would render footage unusable.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter

  • Year Established:

    2016

  • Total Annual:

    790-860

  • Employee Number:

    48~50

  • Ecer Certification:

    Verified Supplier

Shenzhen Keygma Electrical Manufacturing Co.,Ltd(“Keygma”) is the leading enterprises focusing on US&BR wall socket&switches. ISO9001 passed in 2020, and National High-Tech Enterprise was awarded in 2021.The company possesses four major industries: GFCI&AFCI,USB outlets,... Shenzhen Keygma Electrical Manufacturing Co.,Ltd(“Keygma”) is the leading enterprises focusing on US&BR wall socket&switches. ISO9001 passed in 2020, and National High-Tech Enterprise was awarded in 2021.The company possesses four major industries: GFCI&AFCI,USB outlets,...

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Get in touch with us

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  • Shenzhen Keygma Electrical Manufacturing Co.,Ltd
  • D501 Integrated Building-Oushute,No. 18 Rongxing Road, Shatian Community, Kengzi Street, Pingshan District, Shenzhen
  • https://www.dimmableswitch.com/

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