
Tianguang 12V DC LED Light Engine, 3000K or 5000K
15% off · Prices shown include the discount. No code needed.
No minimum quantity. Prices are rounded to the nearest cent.
Choose the correct replacement part
Use the selected variant and the specifications on this page to choose the part. Match the stated dimensions and the socket, fitter, thread, hole or connector used by the existing assembly.
For electrical parts, match the stated input and output, AC or DC supply, current or wattage limits, and control requirements. A matching shape or base alone does not establish electrical compatibility.
For decorative parts, compare the listed shape, size, attachment and grade with the part being replaced. Use the product description for the contents and quantity supplied.
If a required measurement or connection is unclear, contact support with the product link and the dimensions or label from the existing part before ordering.
Shipping Policy · Return and Refund Policy · Warranty Service · Contact Support
Sourced factory-direct from Tianguang’s Zhongshan factory, this 6.4W LED light-engine board uses regulated 12V DC. Choose a fixed-white 3000K / 1050 lm or 5000K / 1125 lm variant for a matching fixture.
Replace a compatible fixed-white light engine with a 6.4W LED board powered by regulated 12V DC. Select warm-white 3000K or cool-white 5000K as separate product variants.
Specifications
| Contents | 1 LED light-engine board |
|---|---|
| Input | 12V DC constant voltage; operating range 10.8–13.2V DC |
| Power | 6.4W at 12V DC |
| 3000K variant | 3000K warm white / 1050 lm |
| 5000K variant | 5000K cool white / 1125 lm |
| Dimming | Non-dimmable; fixed single-color white |
| Size | 2.9 × 2.4 × 0.2 in (73.7 × 61.0 × 5.1 mm) |
| Mounting holes | Four corner holes, 0.12 in (3.05 mm) diameter |
| Wire opening | 0.30 in (7.62 mm) diameter |
| Connection | Poke-home terminals for 18–24 AWG; maximum conductor diameter 1.2 mm |
Choose your color temperature
| 3000K Warm White — 1050 lm | USD 23.80 per board |
|---|---|
| 5000K Cool White — 1125 lm | USD 23.80 per board |
Load and installation requirements
- Choose one color-temperature variant. This is not a tunable-white or dual-channel CCT board.
- Use a compatible smooth regulated 12V DC supply; do not use 12V AC, 24V or a constant-current LED output.
- Confirm the mounting-hole alignment, supply polarity and thermal mounting conditions in the fixture.
- The RF CCT kit and wall dimmers are not control options for this non-dimmable board.
Price and contents
The displayed price is for 1 LED light-engine board. The price covers the listed configuration. Other lamps, LED loads, controllers and accessories are sold separately unless listed as included. Displayed prices include the available discount. No code is required. Discounts do not stack. Prices are rounded to the nearest cent.
Shipping and product images
Ships from Zhongshan, China to destinations available at checkout, excluding China. Free delivery includes customs clearance, import duties and import taxes. Delivery timing and service details follow our shipping policy. The product image is AI-generated; use the listed specifications and supplied installation instructions to select and install the product.
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Buyer questions
Can one board switch between 3000K and 5000K?
No. These are separate fixed-color variants: 3000K warm white at 1050 lm, or 5000K cool white at 1125 lm. Each board is non-dimmable.
What power supply does it need?
A compatible smooth regulated 12V DC supply within the 10.8–13.2V DC operating range. Do not use 12V AC, 24V or a constant-current LED output.
What mounting and connection details should I check?
The board measures 2.9 × 2.4 × 0.2 in, with four 0.12-in corner holes. Poke-home terminals accept 18–24 AWG, up to 1.2 mm conductor diameter. Confirm polarity and thermal mounting.
Read the specifications and compatibility notes for the selected part before use. Follow the component and equipment instructions; have electrical installation and connection work reviewed by a qualified professional.
Free shipping to supported destinations worldwide, excluding China (CN). No minimum purchase.
Contiguous U.S. states and Washington, DC: approximately 3 calendar days of preparation plus 18 calendar days in transit, about 21 calendar days total. Other supported destinations, including Alaska and Hawaii: approximately 3 calendar days of preparation plus 4–7 weeks in transit, about 5–8 weeks total. These are estimates, not guaranteed arrival dates. Remote destinations and special freight arrangements require confirmation with customer service.
For oversized or special-freight orders, customer service confirms the delivery arrangement and any access requirements before dispatch.
For custom orders, contact customer service to confirm production time; production time is additional.
Export/import customs clearance, import duties, and import taxes included. Applicable sales tax is shown at checkout.
Eligible return requests must be submitted within 30 days. Buyer’s-remorse returns require written authorization; the customer purchases a trackable return label and pays return shipping. Confirmed damaged, defective, missing, or incorrect items may be resolved with parts, replacement, repair guidance, or a refund; if a return is required, we arrange or cover the appropriate return shipping. No restocking fee. Approved refunds are processed within 10 business days. Separately purchased expedited, special-freight, white-glove, storage, re-delivery, and similar service fees are non-refundable.
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オプションを選択

Workshop reviewed
Checked before packing.
Selected specifications, components, and protective packing are reviewed before dispatch.
- 01
- SpecificationsSize, finish, voltage, and configuration
- 02
- ComponentsFixture details and included parts
- 03
- PackingProtection selected for the fixture
Custom options
Made to fit the project.
Depending on the fixture, our team can review:
- Size & drop
- Material & finish
- Light & control
- Quantity & layout
Light-source adjustments. Wattage, output, and color temperature can be requested at no additional customization charge.
Fixture changes. Size, material, finish, or structural changes require review; additional charges may apply.
Shop with clarity
Free worldwide delivery, excluding China
Platform-supported destinations worldwide, excluding China (CN), no minimum. Contiguous U.S. states and Washington, DC: approximately 3 calendar days of preparation plus 18 calendar days in transit, about 21 calendar days total. Other supported destinations, including Alaska and Hawaii: approximately 3 calendar days of preparation plus 4–7 weeks in transit, about 5–8 weeks total. These are estimates, not guaranteed arrival dates. Remote destinations and special freight arrangements require confirmation with customer service. For oversized or special-freight orders, customer service confirms the delivery arrangement and any access requirements before dispatch. For custom orders, contact customer service to confirm production time; production time is additional. Customs clearance, import duties and taxes included; applicable sales tax at checkout.
Shipping details30-day return support
Written authorization is required. There is no restocking fee; preference-return postage is the customer’s responsibility.
Return details2-year limited warranty
Covers eligible manufacturing defects under normal residential, commercial, and hospitality use for 2 years from delivery. Contact us with your order and photos for support.
Warranty details · ContactOperated by TIANGUANG CROSS-BORDER E-COMMERCE LIMITED, a Hong Kong-registered trading company · BRC No. 80039146-000-03-26-4
Orders ship from Zhongshan, Guangdong, China. The Hong Kong registered office is not the shipping origin or a return address.