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We refer to this control as Advanced because the operating functions are fully adjustable. Both the darkness turn-on level and the shut-down delay can be set to your own requirements. This module is manufactured right here in New York City, using the best components we could find, not the cheapest.

Advanced Headlamp Control
6 Volt controls are now available.

The above photo shows the control module. The turn-on and shut-down adjustments are clearly visable on the side. Electrical connetions are made via the screw terminal barrier strip shown. This unit is 2.7 inches wide and 2.4 deep and .8 inches high. The weight is just 5 ounces.

Pricing: The headlamp control comes in two versions:

End User version: Module and photo cell: $135.00 Optional diode stack: $12.50
Shipping: $ 4.99

If you are in NYS, as you know, we MUST collect the sales tax. Please add correct amount.

OEM version: The control is supplied with a wire harness, ~ 8 inches long and is terminated with a female Molex plug. There is no screw terminal. It is also supplied with the photocell, two diode stacks (foward & reverse) and two extra 12VDC automotive relays. Price: $ 177.50

Advanced Headlight Control Module Features:
There is no need to purchase an additional relay. Internal power relay can switch up to 35 amps(20A continuous,35A Max).
Turns headlights on when dark. Turns headlamps off when light. No more dead batteries from forgetting to turn the lights off. Adjustable darkness trigger threshold. This can be set to turn on the headlamps from fully dark to heavy overcast. Please note: the photocell latchup only works when the alternator is properly working: 13.8 VDC. Darkness turn on delay: about ~12 seconds No relay chatter or short cycling. Minimum latch up time: 1 1/2 minutes.
Turns headlights on with windshield wipers. There is no lighting delay when activated by the wipers.
Turn off delay: when the lights are on (photocell command) and the ignition is switched off, the headlights will remain on for about 25 seconds. Shutdown time is adjustable from ~ 8 seconds to ~ 2 minutes.
Terminal strip connection. Need not be permanently wired in. Easily removed and reinstalled in other vehicles.
Very tiny photocell with long leads. Can be placed almost anywhere for optimum operation and is easy to hide. Even longer leads are available, or you can attach your own extension. Polarity need not be observed.Photo-Cell Trigger
Very small and light weight, easy to install under the dash as it can be hung on the wiring harness with a tie wrap.
All units have been tested and run to insure your complete satisfaction.

Wiring Instructions: See the  photo.module terminal strip
The terminals are identified moving down, with the strip on the left:

A) +12V from constant fused source
B) Output
C) No Connection
D) Wiper on input
E) & F) Photocell connections
G) Ground
H) +12V from ignition (on)

Wiring diagram for installation

Diode Stack Diagram

Will this work in my (year),(make),(model)?

Considerations if installing in a new vehicle

General Installation Instructions

Advanced Installation Instructions

Troubleshooting the installation instructions


The  cost of shipping,  via USPS Priority Mail, including insurance and delivery confirmation  is  $6.50 

Your comments and suggestions are well appreciated. We would like to hear from you.

You can send an E-Mail and then send a check. We need a valid postal system address as we will be using the USPS Priority Mail. Don't forget the sales tax if you are in NYS!
Other Online Stores

Several of our products are now listed with and Google Shopping. You can find them here: The Amazon Store The Google Store

Return Policy:
You can return any of our products for any reason. We only insist that the product is not damaged.
We will issue a refund, less the shipping charge.
We want customers to be happy with their purchase, and encourage questions to be resolved before a purchase is made. If you have any doubts about the suitability of one of our products for your application, please call. (800) 431-1384.

Successful installation of this control module depends on your ability to properly install the module and wire it up. The +12 VDC constant  power  source MUST be a fused source. We cannot be held responsible for the installation or any damage done during the installation. Your satisfaction with this product is guaranteed by us. If you are not pleased, you can return it (undamaged) for a refund of the purchase price (less shipping charges)
Thanks. We know you will find this product very useful.

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