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Charge Controllers allow you to extend the life of batteries on solar arrays by optimizing the input and output of charge to and from a battery. By preventing overcharging and avoiding discharging below 50%, charge controllers can dramatically improve the life of batteries.

Morningstar

Morningstar's ProStar is a leading mid-range solar controller for both professional and consumer applications. The second generation ProStar adds new features and protections using highly advanced technology, providing longer battery life, improved system performance, and reliability with self-diagnostics.

Item Description Model Price Learn More
Morningstar 15A 12/24VDC Charge Controller PS-15 92.98
Morningstar 15A 12/24VDC Charge Controller with LCD Monitor PS-15M 122.96
Morningstar 15A 48VDC Charge Controller with Meter PS-15M-48V 183.68
Morningstar 30A 12/24VDC Charge Controller PS-30 123.90
Morningstar 30A 12/24VDC Charge Controller with LCD Monitor PS-30M 179.95

Morningstar's SunGuard is a leading single module controller. Morningstar has combined all the advantages of their SunSaver charging circuit with less expensive packaging to provide an economical controller for small PV systems.

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Morningstar 4.5A 12VDC Charge Controller SG-4 29.50

Morningstar's SunKeeper solar controller provides a regulated output directly from the solar module to maximize battery life in small solar power applications. The SunKeeper is epoxy encapsulated and rated for outdoor use. By mounting directly to the module junction box and wiring through the junction box knockout, the connection is weather-proof. This eliminates the need for an additional housing for the controller.

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Morningstar 12A 12VDC Charge Controller SK-12 68.69

Morningstar's advanced SunLight solar lighting controller combines the SunSaver design with a microcontroller for automatic lighting control functions.

Item Description Model Price Learn More
Morningstar 10A 12VDC Charge Controller SL-10L-12V 87.08
Morningstar 10A 24VDC Charge Controller SL-10L-24V 92.72
Morningstar 20A 12VDC Charge Controller SL-20L-12V 112.10
Morningstar 20A 24VDC Charge Controller SL-20L-24V 118

Morningstar's SunSaver is a small solar controller for both professional and consumer applications including standard features and capabilities not found, according to Morningstar, in any other small PV controller.

Item Description Model Price Learn More
Morningstar 6A 12VDC Charge Controller SS6-12V 41.30
Morningstar 6A 12VDC Charge Controller w/ Low-Voltage disconnect SS6L-12V 50.15
Morningstar 10A 12VDC Charge Controller SS10-12V 48.73
Morningstar 10A 12VDC Charge Controller w/ Low Voltage Disconnect SS10L-12V 60.53
Morningstar 10A 24VDC Charge Controller w/ Low Voltage Disconnect SS10L-24V 66.43
Morningstar 20A 12VDC Charge Controller w/ Low Voltage Disconnect SS20L-12V 85.55
Morningstar 20A 24VDC Charge Controller w/ Low Voltage Disconnect SS20L-24V 90.03
Morningstar 25A 12VDC DUO Charge Controller w/ Remote Meter SSD-25RM 146.08
Morningstar MPPT Charge Controller (off-grid) SS-MPPT-15L 236.00

Morningstar's TriStar Controller is a three-function controller that provides reliable solar battery charging, load control or diversion regulation. The controller operates in one of these modes at a time and two or more controllers may be used to provide multiple functions.

The 600V model offers one of the widest input ranges for any charge controller in its class and comes with an optional pre-wired DC disconnect.

Item Description Model Price Learn More
Morningstar 45A 12/24/48VDC Charge Controller TS-45 162.25
Morningstar 60A 12/24/48VDC Charge Controller TS-60 215.35
Morningstar 30A 150VDC 12/48VDC MPPT Charge Controller TS-MPPT-30 370.28
Morningstar 45A 150VDC 12/48VDC MPPT Charge Controller TS-MPPT-45 463.73
Morningstar 60A 150VDC 12/48VDC Charge Controller TS-MPPT-60 580.55
Morningstar TriStar 60A 600VDC 48VDC MPPT Charge Controller TS-MPPT-60-600V-48 1320.41
Morningstar TriStar 60A 600VDC 48VDC MPPT Charge Controller w/ DC Discon. TS-MPPT-60-600V-48-DB 1538.54
Morningstar TriStar LCD digital display TS-M-2 97.35
Morningstar TriStar LCD remote digital display TS-RM-2 120.95

Midnite Solar

The Midnite Solar Classic MPPT Charge Controller increases the flexibility, features and range currently found on MPPT controllers. The Classic is the first MPPT controller that has Arc Fault Detection, making this controller safer than most. The Classic models rated from 63 to 96 Amps, and can be used with 12-93V batteries.

Item Description Model Price Learn More
Midnite 96A 150VDC MPPT Charge Controller w/ LCD Classic 150 690.29
Midnite 79A 200VDC MPPT Charge Controller w/ LCD Classic 200 690.29
Midnite 63A 250VDC MPPT Charge Controller w/ LCD Classic 250 851.95
Midnite 96A 150VDC MPPT Charge Controller Classic 150 Lite 608.87
Midnite 79A 200VDC MPPT Charge Controller Classic 200 Lite 608.87
Midnite 63A 250VDC MPPT Charge Controller Classic 250 Lite 689.57

This January MidNite Solar began production on the KID charge controller. This 30 Amp, 150 Volt charge controller is their most anticipated product since the Classic. The KID includes MPPT, lighting control, and reverse polarity protection features, and supports battery voltages of 12V, 24V, 36V, or 48V. This medium-sized controller is great for boats, RVs, or any battery-based system.

Edison Solar carries the KID in two versions: the Marine White and the Marine Black. The KID Marine White and Marine Black versions include a boat mounting bracket, a Battery Temperature Sensor, two and a half feet of half-inch flexible conduit, two 90 degree conduit adapters, and two straight conduit adapters. These Marine versions usually retail at $499.

Item Description Model Price Learn More
Midnite 30A 150VDC MPPT Charge Controller MNKID-B 356.35
Midnite 30A 150VDC MPPT Charge Controller MNKID-W 321.74

Make string sizing easy with Midnite Solar's string sizing tool:

Outback Solar

The FLEXmax family of charge controllers is the latest innovation in Maximum Power Point Tracking (MPPT) charge controllers from OutBack Power Systems. The FLEXmax MPPT software algorithm is both continuous and active, increasing your photovoltaic array yield up to 30% compared to non-MPPT controllers. Thanks to active cooling and intelligent thermal management cooling, both FLEXmax charge controllers can operate at their full maximum current rating, 60 Amps or 80 Amps respectively, in ambient temperatures as high as 104°F (40°C).

Item Description Model Price Learn More
Outback 60A 150VDC 12/24/48/60VDC MPPT Charge Controller FM60 507.39
Outback 80A 150VDC 12/24/48/60VDC MPPT Charge Controller FM80 581.15
Outback, SmartHarvest MPPT Charge Controller, 10A, 100VDC, with Load Control SCCM10-100 88.50
Outback, SmartHarvest MPPT Charge Controller, 20A, 100VDC, with Load Control SCCM20-100 143.84
Outback, SmartHarvest PWM Charge Controller, 5A, 50VDC, with Load Control SCCP05-050 36.11
Outback, SmartHarvest PWM Charge Controller, 10A, 50VDC, with Load Control SCCP10-050 41.30

Schneider Electric

Schneider Electric's C-Series of controllers are appropriate for large solar arrays. Intelligent microprocessor control and feature-oriented design brings reliability to even small PV systems. C-Series controllers can be configured as load controllers.

Item Description Model Price Learn More
C-Series 35A 12/24VDC Charge Controller RNWC35 87.20
C-Series 40A 12/24/48VDC Charge Controller RNWC40 116.47
C-Series 60A 12/24VDC Charge Controller RNWC60 145.73

BZ Products

The MPPT 250 is a fully automatic, current boosting solar controller. It incorporates an advanced microprocessor design that brings outstanding performance and many new features to the medium power system. Standard features include digital volt and amp meter. It allows current boosts of up to 30% and is ideal for campers, recreational vehicles and small cabin systems.

Item Description Model Price Learn More
25A 12VDC MPPT 100V input Charge Controller MPPT250HV 146.25