SKU: 43530737871

2pcs Polarity Conversion Relay 12 V H4

Sale price$11.49 Regular price$12.77
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Description

2pcs Polarity Conversion Relay 12 V H4Description: Some old vehicles are negative control vehicles. The standard HID headlights are positive control, but when connected to negative control vehicles, you may encounter the following problems: 1. Headlight does not light up correctly and cannot be switched between Hi Lo and Hi Lo switching delays. This HID polarity conversion relay can solve these problems, so you can work your headlights normally. 2. H4 Hi Low Switch HID Kit for Phillips

Description:
Some old vehicles are negative control vehicles. The standard HID headlights are positive control, but when connected to negative control vehicles, you may encounter the following problems:
1.Headlight does not light up correctly and cannot be switched between Hi/Lo and Hi/Lo switching delays.
This HID polarity conversion relay can solve these problems, so you can work your headlights normally.
2. H4 Hi Low Switch HID Kit for Phillips Control is useful when installing negative control vehicles.The polarity conversion relay is inserted directly and the negative is positive, positive is negative, easy to use.
3. When the HID headlights start up high voltage, and the high voltage will affect the in-car circuit. This HID polarity conversion relay makes the current more stable and protective device, so it is recommended to install this relay.
4, If you find that there are problems with your newly installed headlights, please make sure that the cause is not the headlight body or due to polarity issues, this polarity conversion relay is the choice to solve polarity problems when replacing HID headlights.

Specification
For 12 V only.
H4Hi/Lo Headlight for Car
Compatible with HID ballasts 35W to 75W
Compatible with LED headlight bulbs
Relay body is completely waterproof.

Fitment:
Applicable Vehicles: 12V car suitable for all negative control vehicles with 4 connectors. Headlight (H4 Hi/Lo Switchable) HID / LED Car / Motorcycle / Truck (For Jimney SJ30,SJ40,JA51,JA71,JA11,JB31,JA12,JA22/Mighty Boy/Fronte) Most domestic cars (signal control of most Toyota vehicles is negative)

Package included:
2 X H4 Negative Polarity Conversion Relay
(show as pictures )
[* Instruction is not included!]

Note:
1.Please check the description or use the year/make/model check finder and replace part numbers to confirm the compatibility before purchasing.
2.Professional installation is recommended.


Warranty:
Returns: Customers have the right to apply for a return within 60 days after the receipt of the product
24-Hour Expert Online: Solve your installation and product problems

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 43530737871

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4.3 ★★★★★
Based on 23 reviews
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Product Reviews
D
Verified Purchase
DAN DRAGOMIR
Houston, US
★★★★★ 5
The right wire for my high voltage testing
This item is the right stuff for the money, safe enough for my work
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2020
D
Verified Purchase
Dave S
Lake Worth, US
★★★★★ 5
Nice
really nice wire, very flexible, solders well.. I used it for a high output Alternator on a classic car..would buy again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 3, 2020
K
Verified Purchase
Kevin R Richer
Lexington, US
★★★★★ 5
Worked perfectly
The cable is used as the main feed wire from my hi amp alternator to battery. Needed to be flexible do to the tight routing behind the bell housing . nice cable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 29, 2020
J
Verified Purchase
James
Louisville, US
★★★★★ 5
One wire alty
I installed this on a Chevy k10 as the charge wire from the alternator to the battery so for perfect it has been about 6 months
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 16, 2021
C
Verified Purchase
Chris Wilson
Louisville, US
★★★★★ 5
Good fit.
Size: 89-96158T 1PC
Just what i asked for. It's a direct replacement on my 9.9 mercury outboard.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 11, 2025

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