Morningstar Charge Controllers

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These solar charge controllers are the perfect choice fo any off-grid PV system.

The Morningstar range includes these features:

  • Temperature compensation
  • 25% design margin for overloads
  • High efficiency and low self-consumption
  • Over voltage, reverse polarity, short circuit and lightning protection
  • Operating temperature range of -40 to 85°C
  • MPPT (Maximum Power Point Tracking models)
  • Five year warranty

See also:

Morningstar Logo

SunGuard

This is the ideal controller for one-module systems.. Fully encapsulated in epoxy potting, they can be mounted in battery enclosures and are weatherproof.  Connection via 200mm leads.

Morningstar SunGuard
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Product Code Description Retail Price
(ex VAT)
SG-4 Morningstar Sun Guard 12V 4.5A charge £26.40

SunKeeper

These are simple controllers which mount directly to the solar module junction box and eliminate the need for additional controller housing.  Fully encapsulated and IP65 outdoor rated, they are approved for hazardous locations and high temperatures (up to 70°C).  Connection is via flying leads. Use with sealed or vented batteries is field selectable.  12V. Bi-colour LED indicates charging, operation & faults.

Morningstar SunKeeper 6
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Product Code Description Retail Price
(ex VAT)
SK-6 Sunkeeper 6A Solar Charge Regulator £43.56
SK-12 Sunkeeper 12A Solar Charge Regulator £62.04

SHS

These low-cost controllers are ideal for small lighting systems.  High reliability with built in electronic fuses.  Circuit boards are coated for protection against humidity & insects.  LED's indicate battery level and system status. 12V.

Morningstar SHS 6L
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Product Code Description Retail Price
(ex VAT)
SHS-6L Morningstar Solar Home controller 12V 6A charge;6A load £25.74
SHS-10L Morningstar Solar Home controller 12V 10A charge;10A load £34.65

SunSaver

These are the ideal controller for small professional and consumer systems. Fully encapsulated , they are approved for hazardous locations.  Connection is via marine rated terminals (terminal cover included). Use with sealed or vented batteries is field selectable.  Versions for use in either 12V or 24V systems, optional automatic low battery voltage disconnect (L). 3 LED's indicate battery charge state and load disconnect condition. Full electronic protection & dead battery recovery feature.

Morningstar SunSaver 10L 12V
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Product Code Description Retail Price
(ex VAT)
SS-6-12V Morningstar Sunsaver controller 12V 6A charge £36.96
SS-6L-12V Morningstar Sunsaver controller 12V 6A charge, 6A load £44.88
SS-10-12V Morningstar Sunsaver controller 12V 10A charge w/o LVD £43.56
SS-10L-12V Morningstar Sunsaver controller 12V 10A charge;10A load £54.12
SS-10L-24V Morningstar Sunsaver controller 24V 10A charge;10A load £59.40
SS-20L-12V Morningstar Sunsaver controller 12V 20A charge; 20A load £76.56
SS-20L-24V Morningstar Sunsaver controller 24V 20A charge; 20A load £80.52

SunSaver Duo Charge Controller

For use with systems using two separate batteries eg boats and motorhomes. Includes remote meter to show system status and errors.

Morningstar SunSaverDuo 25 and Remote Meter
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Product Code Description Retail Price
(ex VAT)
SSD-25RM Morningstar Sunsaver Duo 12V 25A charge inc. rem. display £130.68
SSD-25 Morningstar Sunsaver Duo 12V 25A charge £76.56

SunSaver MPPT

This controller has an advanced maximum power point tracking (MPPT) battery charger for off-grid PV systems. The controller features a smart tracking algorithm that maximizes the energy harvest from the PV and also provides load control to prevent over discharge of the battery. It is ideal for both professional and consumer PV applications. It is epoxy encapsulated and can be adjusted via four settings switches or connection to a personal computer and has optional remote meter and battery temperature sensor.

Traditional PWM vs Trakstar MPPT

Morningstar SunSaver MPPT 15L
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Product Code Description Retail Price
(ex VAT)
SS-MPPT-15L Morningstar Sunsaver MPPT 12/24V 15A charge/load £211.20

SunLight

These are ideal controllers for solar powered lighting controls.  Fully encapsulated.  Connection is via marine rated terminals. Use with sealed or vented batteries is field selectable.  Switches lights for 2 to 10 hours on, for on all night or after dusk and before dawn. Versions for use in either 12V or 24V systems, includes automatic low battery voltage disconnect (L).  LED's indicate charging and load disconnect condition.

Morningstar SunLight 10L 24V
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Product Code Description Retail Price
(ex VAT)
SL-10L-12V Sunlight-10 with LVD (12 Volt) Solar Lighting Controller £77.88
SL-10L-24V Sunlight-10 with LVD (24 Volt) Solar Lighting Controller £83.16
SL-20L-12V Sunlight-20 with LVD (12 Volt) Solar Lighting Controller £100.32

ProStar

These tropicalized 15 & 30A controllers provide longer battery life and improved system performance. LED's  indicate  battery status and faults.  Digital metering shows voltage & current plus 9 different controller status parameters. Automatic battery equalisation or can be used with sealed and gel batteries. Includes a manual PV and load disconnect button. Versions for 12/24Vor 48V systems.

Morningstar ProStar 15M
Morningstar ProStar 30 Morningstar ProStar 30M
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Product Code Description Retail Price
(ex VAT)
PS-15M Morningstar Prostar 12/24V 15A charge; 15A load; display £132.00
PS-30 M/star Prostar 12/24V 30A charge;30A load £110.88
PS-30M Morningstar Prostar 12/24V 30A charge; 30A load; display £161.04

ProStar MPPT

The Prostar MPPT™ solar charge controller uses TrakStar Technology™ for advanced maximum power point tracking (MPPT) battery charging. Suitable for Lithium, Nickel Cadmium, and Lead Acid battery types.

  • For off-grid photovoltaic (PV) systems of up to 1100 watts with a maximum open circuit voltage of 120 VDC and battery systems of 12, or 24 VDC. 
  • 25 or 40 amp versions allows two modules in series on a 12V battery system and two or three modules in series on a 24V battery system.
  • Status LEDs, optional meter and communications port 
  • Automatic PV Based Lighting Control – multi-event load control enables powerful options for PV lighting systems. Settings can easily be adjusted in the field.
  • Optional Wiring Box allows use of M20 conduit or glands
Morningstar ProStar MPPT 25 No Display
Morningstar ProStar MPPT 25 With Display Morningstar ProStar MPPT 25 With Display With Wirebox Morningstar ProStar MPPT Wirebox Angled
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Product Code Description Retail Price
(ex VAT)
PS-MPPT-25 Morningstar Prostar MPPT12/24V 25A charge; 25A load £275.88
PS-MPPT-25M Morningstar Prostar MPPT12/24V 25A charge; 25A load; display £339.24
PS-MPPT-40 Morningstar Prostar MPPT12/24V 40A charge; 40A load £368.28
PS-MPPT-40M Morningstar Prostar MPPT12/24V 40A charge; 40A load; display £431.64
PS-MPPT-WB Wire Box for Prostar MPPT £38.28

TriStar

These powerful tropicalized three-function PWM controllers provide reliable solar battery charging, load control or diversion regulation to divert excess power to a dump load for use in solar, wind or hydroelectric systems. (Two or more controllers may be used to provide multiple functions).  Large heat sink enables operation at up to 45°C without de-rating.  3 LED's indicate battery status, alarms and faults.  Optional LCD digital backlit display provides system & controller information: battery voltage; current; temperature; amp-hours and error mode. Versions mount either on face of the controller or remotely. For use in either 12, 24 or 48V systems. Fully adjustable with DIP switches.  RS232 communication for custom settings, data logging, remote monitoring/control.  Reverse polarity, short circuit, over-current, high temperature and over-voltage protection.  Operation from - 40 to+ 45°C.Terminals take up to 35sqmm cables.

Morningstar TriStar 45
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Product Code Description Retail Price
(ex VAT)
TS-45 Morningstar Tristar 45 A charge or load 3 function 12/24/48V £145.20
TS-60 Morningstar Tristar 60 A charge or load 3 function 12/24/48V £192.72

TriStar MPPT

These are advanced maximum power point tracking (MPPT) charge controllers for off-grid PV systems up to 3kW. Extremely high reliability due to robust thermal design, conformally coated printed circuit boards and extensive electronic protections inc.: overload; short circuit; high voltage; high temperature; lightning & transient surges; nightime reverse current. Peak efficiency of 99% using TrakStar MPPT Technology to maximise the PV energy harvest by rapidly finding the solar array peak power point with extremely fast sweeping of the entire I-V curve.

Can be used with solar arrays with a maximum open circuit voltage of 150 VDC and battery systems of 12, 24, 36 or 48 VDC.

Capable of continuous operation at full power at up to 45 deg C without need to de-rate.Remote temperature sensor is included and optional displays are available. The TS-MPPT-60 includes on-board Ethernet interface & up to 200 days of data logging.

Traditional PWM vs TrakStar MPPT

Morningstar TriStar MPPT 60
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Product Code Description Retail Price
(ex VAT)
TS-MPPT-30 Morningstar Tristar MPPT 30amp 12/24/48V, inc. RTS £331.32
TS-MPPT-45 Morningstar Tristar MPPT 45 amp 12/24/48V, inc. RTS £414.48
TS-MPPT-60 Morningstar Tristar MPPT 60 amp 12/24/48V, inc. RTS £518.76

TriStar MPPT 600V

The TS-MPPT-600V controller is built for easy installation, set-up and use. Its self-diagnostics & electronic error protections make installation easier and prevents the chance of installation mistakes / system faults. It is also equipped with 8 adjustable switches to make system set-up & configuration simple.

  • Wide array input operating voltage range (5 - 525 VDC)
  • For 48 VDC battery systems with maximum 60A continuous battery current.
  • Allows long PV strings with no combiners required
  • Allows the use of small wire sizes and long wire runs.
  • Wire cost savings off-set the higher cost of the controller

Up to four TS-MPPT-600V controllers may be used in parallel to manage charging from a single source input (Solar or Wind).

Traditional PWM vs TrakStar MPPT

Morningstar TriStar MPPT 600V
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Product Code Description Retail Price
(ex VAT)
TS-MPPT-60/600 Morningstar Tristar MPPT 60 amp/600Volt, 48V £1,181.40

Relay Driver

This is a logic module which provides system control features such as high/low voltage alarms, load control and generator start. It can drive four independent relays by reading digital date inputs from the Morningstar TriStar controller or by reading battery voltage when used in systems with other controllers.  It can be DIN rail mounted and is fully programmable via RS232 port connection.  Supplied pre-programmed with four commonly used settings.  For use in 12 to 48V systems.

Morningstar RelayDriver
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Product Code Description Retail Price
(ex VAT)
RD-1 Relay Driver £125.40

Temperature Sensor

Improves battery charging by using temperature at the battery for very accurate temperature compensation. (Included with TS-MPPT)

Morningstar Remote Temperature Sensor
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Product Code Description Retail Price
(ex VAT)
TS-BTS Morningstar Battery temp sensor & 10m cable £25.08

Morningstar Displays

Digital displays to provide system and controller information, data logging, alarms and errors.

Morningstar TriStar Meter 2
Morningstar TriStar Remote Meter 2
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Product Code Description Retail Price
(ex VAT)
TS-M-2 Tristar Digital Meter (TS & TS-MPPT) £87.12
TS-REM discontinued POA
TS-RM-2 Tristar Remote Digital Meter (TS & TS-MPPT) £108.24
MS-RM-1 Morningstar remote meter (SS-MPPT, SSD & PS-MPPT) £69.96
TS-M-2-600V Meter for Morningstar Tristar MPPT 600 Volt only £97.68

Other

Morningstar PC MeterBus Adaptor
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Product Code Description Retail Price
(ex VAT)
MS-HUB-1 Morningstar MeterHub £85.80
MS-MSC Morningstar PC Meterbus Adaptor £29.04
MS-RSC-1 Morningstar RS-232/EIA-485 Comms Adaptor £48.84
SS-DIN-1 One pair DIN Rail Mounting Clips for Sunsaver chg controller £0.69