Someday we will harness the rays of the sun. - Thomas A. Edison

You could. Just remember to add another panel support and buy some more wires to run. Don't forget the extra charge controller and maybe another battery or two. And make sure you don't block the view with the new panel!

 
But there's a more cost effective way of getting more power from your existing installation. TRACKER.
  • If you could squeeze almost half again as much power out of your panel, and so not need another expensive panel, wouldn't you do it?
  • If that extra output cost you only a fraction of what you'd gain, shouldn't you do it?
  • If your installation would be just as powerful as one almost 50% larger but at just 30% of the cost, yet with hardly any extra effort, why buy another panel?
 
It's not about just keeping the panel happily producing power - that's only half the job. That power has to go somewhere. You might have it charging a battery or two. But most batteries don't like getting more power than they are capable of absorbing. In fact, overcharging a battery will shorten its life and can even destroy it.

To protect their batteries, most solar users buy a battery charge controller to maintain the proper battery charging voltage and prevent battery destruction. But battery charge controllers add extra cost, wiring and complexity to a solar installation.

Why pay extra for a charge controller when it is already built into the TRACKER? In fact, the TRACKER's built in controller can handle as much electrical current as charge controllers costing $50 or more. TRACKER's charge controller is just another part of TRACKER's simple, efficient, cost-effective and easy to use design.

You don't need to supply any extra power sources for TRACKER - it runs using the battery it is charging and a 10 Watt panel makes enough power in just 3 minutes to run TRACKER all day. The only things TRACKER needs are a solid mounting surface and visibility to sunlight. Switch TRACKER on and it does the rest.

Nothing else to buy, install or set up.

Why Track?
Panel output stays high throughout the day 
Not just at midday when the sun hits the panel square on as with static panels. Tracking lets the panel output its full rated power in the morning and afternoon too. This is important if you are running realtime appliances like pumps, computers and cameras that draw power all the time. This lets the battery keep its full charge until it is needed at night.
Use fewer panels and batteries
When you track, sun power can be used instead of battery power in the morning and afternoon. You can use smaller panels and fewer batteries on a tracked system as opposed to having more batteries and larger panels that must take up the slack in a non-tracked system.
Tracking is cost-effective and space-efficient
A tracked system generates the same amount of power as an untracked system while costing 70% less and taking up only about half the space.
Typical High Quality Solar Panel specifications
5 Watt
  • dimensions: 11x10" (27x25 cm)
  • weight: 1.8lbs (.8 kg)
  • current: 270ma
  • cost: $120 
10 Watt
  • dimensions: 17x11" (42x27 cm)
  • weight: 4lbs (1.8 kg)
  • current: 600ma
  • cost: $180 
15 Watt
  • dimensions: 12x22" (30x56 cm)
  • weight: 4.9lbs (2.2 kg)
  • current: 900ma
  • cost: $220 
20 Watt
  • dimensions: 17x20" (43x50 cm)
  • weight: 5.5lbs (2.5 kg)
  • current: 1200ma
  • cost: $270 
25 Watt
  • dimensions: 25x20" (64x51 cm)
  • weight: 6.6lbs (3 kg)
  • current: 1.5A
  • cost: $320 
30 Watt
  • dimensions: 23x20" (60x50 cm)
  • weight: 8.6lbs (3.9 kg)
  • current: 1.8A
  • cost: $380 
80 Watt
  • dimensions: 48x21" (121x54 cm)
  • weight: 17lbs (7.7 kg)
  • current: 4.5A
  • cost: $840 
125 Watt
  • dimensions: 60x27" (152x69 cm)
  • weight: 26.5lbs (12 kg)
  • current: 7.2A
  • cost: $1250 
150 Watt
  • dimensions: 67x30" (170x76 cm)
  • weight: 44lbs (20 kg)
  • current: 8.3A
  • cost: $1420 
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