SourcingAI

h4 lamp holder Manufacturers

I have found results from1000+products and400+suppliers abouth4 lamp holder

Fuzhou Wells Co., Ltd.mic-icon
Satisfies 2/2 of your requirements
Wellsdiy Best-Selling Russian Style E27 Bakelite Smooth Body Aluminum Thread Lamp Holder

Wellsdiy Best-Selling Russian Style E27 Bakelite Smooth Body Aluminum Thread Lamp Holder

US$0.10-0.12
1,000 Pieces(MOQ)
Sample Available
CE CB GU10 0.5mm2 15cm Cable Ceramic Lamp Holder for Light Bulbs

CE CB GU10 0.5mm2 15cm Cable Ceramic Lamp Holder for Light Bulbs

US$0.038-0.045
10,000 Pieces(MOQ)
Sample Available
Wellsdiy Plastic E14 Full Teeth Lamp Holder LED Bulb Holder Light Fittings

Wellsdiy Plastic E14 Full Teeth Lamp Holder LED Bulb Holder Light Fittings

US$0.038-0.048
10,000 Pieces(MOQ)
Sample Available
Lamp Holder E26/E27 Antique Industrial Edison Pendant Lamp Socket Antique Copper

Lamp Holder E26/E27 Antique Industrial Edison Pendant Lamp Socket Antique Copper

US$2.00-10.00
10 Pieces(MOQ)
Sample Available
E27 Creative Vintage Modern Copper Pendant Lamp Chandelier Hanging Light Al Lamp Holder

E27 Creative Vintage Modern Copper Pendant Lamp Chandelier Hanging Light Al Lamp Holder

US$2.00-10.00
10 Pieces(MOQ)
Sample Available
Edison Lamp Holder E27 Vintage Lamp Base Holder Pendant Bulb Light Screw Socket with Ceiling Base Fixture 110V/220V

Edison Lamp Holder E27 Vintage Lamp Base Holder Pendant Bulb Light Screw Socket with Ceiling Base Fixture 110V/220V

US$1.80-10.00
10 Pieces(MOQ)
Sample Available
Modern Indoor Living Room Home Decor Chandelier Light Base Dining Room LED Pendant Lamp Holder Hanging

Modern Indoor Living Room Home Decor Chandelier Light Base Dining Room LED Pendant Lamp Holder Hanging

US$1.80-10.00
10 Pieces(MOQ)
Sample Available
Edison Lamp Holder E27 Vintage Lamp Base Holder Pendant Bulb Light Screw Socket

Edison Lamp Holder E27 Vintage Lamp Base Holder Pendant Bulb Light Screw Socket

US$2.00-10.00
10 Pieces(MOQ)
Sample Available
Lamp Base E27 Lamp Holder Metal Connector Socket with Cable for LED Lamp Light

Lamp Base E27 Lamp Holder Metal Connector Socket with Cable for LED Lamp Light

US$2.00-10.00
10 Pieces(MOQ)
Sample Available
Brazilian Market Plastic Lampholder Plastic Lamp Holder

Brazilian Market Plastic Lampholder Plastic Lamp Holder

US$0.12-0.13
10,000 Pieces(MOQ)
Sample Available
LED Lights DIY Parts E27 Cooper Electric Bulb Socket Lamp Holder DIY Light Base with Ceiling Rose and 1m Wire

LED Lights DIY Parts E27 Cooper Electric Bulb Socket Lamp Holder DIY Light Base with Ceiling Rose and 1m Wire

US$1.80-10.00
10 Pieces(MOQ)
Sample Available
Wellsdiy Street Light E40 Mogul Glazed Porcelain Lamp Holder Rated 16A 250V

Wellsdiy Street Light E40 Mogul Glazed Porcelain Lamp Holder Rated 16A 250V

US$0.10-0.20
10,000 Pieces(MOQ)
Sample Available
Stylish Modern Metal Ceiling Pendant Light with E27 Lamp Holder

Stylish Modern Metal Ceiling Pendant Light with E27 Lamp Holder

US$2.00-10.00
10 Pieces(MOQ)
Sample Available
Wellsdiy E27 Ceramic Lamp Holder Stainless Steel Screw Type Porcelain Lamp Base

Wellsdiy E27 Ceramic Lamp Holder Stainless Steel Screw Type Porcelain Lamp Base

US$0.045-0.047
50,000 Pieces(MOQ)
Sample Available
Wellsdiy Russian Type E27 Bakelite Oblique Smooth Body Wall Lamp Holder From Manufacturer

Wellsdiy Russian Type E27 Bakelite Oblique Smooth Body Wall Lamp Holder From Manufacturer

US$0.122-0.126
1,000 Pieces(MOQ)
Sample Available
Wellsdiy Best-Selling Household Type E27 Half Teeth Black Plastic Vintage Lamp Holder

Wellsdiy Best-Selling Household Type E27 Half Teeth Black Plastic Vintage Lamp Holder

US$0.068-0.073
1,000 Pieces(MOQ)
Sample Available
Wellsdiy Best-Selling High-Quality Wholesale Price E27 F519 Porcelain Lamp Holder From Manufacturer

Wellsdiy Best-Selling High-Quality Wholesale Price E27 F519 Porcelain Lamp Holder From Manufacturer

US$0.07-0.08
10,000 Pieces(MOQ)
Sample Available
Wellsdiy GU10 Ceramic Lamp Holder with Wire Plug-in Lamp Base

Wellsdiy GU10 Ceramic Lamp Holder with Wire Plug-in Lamp Base

US$0.052-0.056
10,000 Pieces(MOQ)
Sample Available
Wellsdiy Hot-Selling Factory Price E27 F519 Porcelain Lamp Holder From Fuzhou Minqing

Wellsdiy Hot-Selling Factory Price E27 F519 Porcelain Lamp Holder From Fuzhou Minqing

US$0.045-0.048
10,000 Pieces(MOQ)
Sample Available
Wellsdiy E27 Copper Lamp Holder Vintage Lamp Base for Suspended Edison Bulb

Wellsdiy E27 Copper Lamp Holder Vintage Lamp Base for Suspended Edison Bulb

US$1.20-1.25
5,000 Pieces(MOQ)
Sample Available
Fuzhou Colshine Electric Co., Ltd.mic-icon
Satisfies 2/2 of your requirements

Sourcing guidance for H4 Lamp Holder

What are the key material specifications to consider when selecting an H4 lamp holder?

The most critical factor is heat resistance. You should prioritize Ceramic or High-Temperature Resistant Nylon (PA66) connectors over standard plastic. Ceramic holders can withstand temperatures exceeding 200°C, preventing melting or deformation caused by high-wattage halogen bulbs. Additionally, ensure the wiring uses pure copper cores with a gauge of at least 16-18 AWG to handle the current load without overheating.

How do I ensure the H4 lamp holder is compatible with different vehicle systems?

Verify the pin configuration and plug type. A standard H4 holder features a 3-pin layout (Ground, Low Beam, High Beam). For heavy-duty or off-road applications, look for 'Heavy Duty' reinforced sockets that can handle 100W bulbs. If the buyer is retrofitting LED bulbs, ensure the holder has enough clearance for integrated cooling fans or heat sinks often found on high-end LED units.

What quality certifications and standards should I look for?

To ensure safety and market access, the product should ideally meet CE, RoHS, or E-mark (E11/E13) standards. For the North American market, compliance with DOT (Department of Transportation) guidelines is essential. Request IP65 or higher waterproof ratings if the holder is intended for motorcycles or exposed engine bays to prevent short circuits from moisture.

What are the common usage scenarios for H4 lamp holders in the B2B market?

H4 holders are versatile and widely used in automotive repair shops, headlight assembly manufacturing, and DIY retrofit kits. They are the standard for many passenger cars, motorcycles, and commercial trucks. Suppliers on Made-in-China.com often provide these in bulk for OEM replacements or as part of HID/LED conversion harnesses.

Cross-Border Purchasing Considerations for H4 Lamp Holders

How can I mitigate the risk of receiving poor-quality electrical components?

Always request a physical sample before placing a bulk order to test the 'plug-and-play' fit and material durability. Use third-party inspection services to verify that the copper content in the wiring matches the technical data sheet. On Made-in-China.com, prioritize 'Audited Suppliers' who have undergone on-site verification of their production facilities.

What are the best strategies for negotiating with H4 lamp holder manufacturers?

Focus on volume-based pricing tiers. Since these are low-cost components, a slight increase in order volume (e.g., from 1,000 to 5,000 units) can significantly reduce the unit price. Negotiate for customized packaging or private labeling (OEM) if you are a brand owner, and ask for a 1-2% defect allowance or spare units to be included in the shipment.

What should I know about shipping and international trade compliance for these products?

H4 lamp holders are lightweight but can be bulky in large quantities. Use FOB (Free On Board) terms to maintain control over your shipping costs. Ensure the HS Code (typically 8536.61) is correctly declared to avoid customs delays. For urgent small batches, air express is viable, but for bulk stock, sea freight is the most economical method to maintain a competitive retail margin.

How do I ensure transaction security when dealing with overseas suppliers?

Utilize Secured Trading Services provided by Made-in-China.com to ensure your payment is only released once the shipping documents are verified. Avoid direct wire transfers to unknown accounts. Ensure the Proforma Invoice (PI) clearly states the material specifications (e.g., 'Ceramic Core') to provide legal recourse in case of a quality dispute.

Related queries