Skip to product information
1 of 2

Morningstar SunSaver 10A 24V solar charge controller for motorhomes, boats, marine, oil and gas, telecom and instrumentation

Morningstar SunSaver 10A 24V solar charge controller for motorhomes, boats, marine, oil and gas, telecom and instrumentation

SKU:SS-10L-24V

Regular price £99.99 GBP
Regular price £108.00 GBP Sale price £99.99 GBP
Sale Sold out
Taxes included. Shipping calculated at checkout.

Our stock levels are dynamic and can change frequently. If a product appears to be in stock, it may have already sold out. Please contact us if you have any questions about availability. Thank you for your understanding.

MORNINGSTAR  ▶  SUNSAVER SERIES

Morningstar SunSaver 10A 24V Solar Charge Controller

Model SS-10L-24V  |  Robust & Reliable  |  Off-Grid & Marine

The Morningstar SunSaver 10A 24V Solar Charge Controller (SS-10L-24V) is engineered for exceptional reliability and performance in demanding off-grid solar applications. This advanced Pulse Width Modulation (PWM) charge controller is designed to protect and optimise the lifespan of your 24V battery systems, making it an ideal choice for motorhomes, boats, marine installations, remote oil and gas sites, telecom systems, and instrumentation.

Utilising Morningstar's proven technology, the SunSaver SS-10L-24V ensures efficient 4-stage battery charging and comprehensive electronic protections against common system faults. Its robust design, including epoxy encapsulation and marine-rated terminals, guarantees durability in harsh environments.

HAZARDOUS LOCATION CERTIFIED: Approved for Class 1, Division 2, Groups A, B, C, D, and ATEX/IECEx Ex IIC Zone 2 Gas Group IIC.

Key Features

▶  Advanced PWM Charging — Extends battery life with 4-stage charging.
▶  Low Voltage Disconnect (LVD) — Prevents deep discharge and protects batteries.
▶  Epoxy Encapsulation — Provides superior protection against humidity and dust.
▶  Marine-Rated Terminals — Ensures corrosion resistance in harsh environments.
▶  Wide Operating Temperature — Functions reliably from -40°C to +60°C.
▶  High Reliability — Failure rate less than 0.1% for consistent performance.
▶  Dead Battery Recovery — Can recover batteries discharged to as low as 1V.
▶  Automatic Load Control — Manages load output based on battery condition.

Technical Specifications

Parameter Value
Nominal Battery Voltage 24V
Rated Charging Current 10A
Rated Load Current 10A
Max. Solar Input Voltage 60V
Self-Consumption < 8mA
Operating Temperature -40°C to +60°C
Enclosure Rating IP10
Dimensions (L x W x H) 152 x 55 x 32 mm
Weight 0.23 kg
Warranty 5-Year Manufacturer

Charging & Battery Modes

The Morningstar SunSaver SS-10L-24V employs an advanced 4-stage PWM (Pulse Width Modulation) charging algorithm to ensure optimal battery health and longevity. This includes Bulk, Absorption, Float, and Equalisation stages, precisely managed to prevent overcharging and maximise charge acceptance.

It offers selectable settings for both sealed and flooded lead-acid batteries, allowing for tailored charging profiles. The integrated temperature compensation feature automatically adjusts charging voltages based on ambient temperature, further enhancing battery performance and lifespan.

A crucial feature is the Low Voltage Disconnect (LVD), which automatically disconnects the load when the battery voltage drops below a safe threshold, preventing irreversible damage from deep discharge. The controller also features a dead battery recovery function, capable of initiating charging even when a battery is discharged to 1V.

Typical Applications

Application Description
Motorhomes & Caravans Reliable battery charging and protection for leisure vehicles.
Marine & Boats Durable and corrosion-resistant for demanding marine environments.
Oil & Gas Certified for hazardous locations, ideal for remote industrial sites.
Telecom & Instrumentation Provides stable power and protection for sensitive electronic equipment.
Off-Grid Solar Systems Essential battery management for small to medium independent solar setups.

Built-In Protection Functions

The Morningstar SunSaver 10A 24V controller incorporates a comprehensive suite of electronic protections to safeguard your solar system and batteries. These include protection against: Overload & Short Circuit on both solar and load circuits  •  High Voltage Protection for battery, solar, and load  •  Reverse Polarity for battery, solar, and load connections  •  High Temperature  •  Lightning & Transient Surges  •  Reverse Current at Night. The unit is 100% solid-state, ensuring robust and reliable operation without moving parts.

Common Questions

What type of batteries is this controller compatible with?

The Morningstar SunSaver SS-10L-24V is compatible with both sealed and flooded lead-acid batteries. It features selectable settings to optimise charging for each battery type.

Can this controller be used in outdoor or harsh environments?

Yes, the SunSaver is designed for harsh environments. It features an anodised aluminium case, epoxy encapsulation, and marine-rated terminals for protection against corrosion, humidity, and dust. It operates reliably from -40°C to +60°C. However, its IP10 rating indicates it is primarily for indoor or protected installations.

What is the purpose of the Low Voltage Disconnect (LVD) feature?

The LVD feature automatically disconnects the load from the battery when the battery voltage drops below a pre-set safe level. This prevents the battery from being excessively discharged, which can cause permanent damage and significantly shorten its lifespan. The load automatically reconnects once the battery has recharged.

Does this controller require complex setup?

No, the Morningstar SunSaver is designed for easy installation and use. It comes with factory presets, fully automatic operation, and fault recovery, meaning minimal configuration is typically required after wiring.

Installation Notes

  • Ensure correct polarity when connecting solar panels, battery, and load to prevent damage.
  • Mount the controller in a well-ventilated area, away from direct sunlight and heat sources, within its specified operating temperature range.
  • Use appropriate wire gauges for all connections to minimise voltage drop and ensure safe operation.
  • Refer to the manufacturer's instruction manual for detailed wiring diagrams and safety guidelines.
  • While rated for harsh environments, the IP10 rating suggests indoor or protected enclosure installation.

Before You Buy

  • Verify your system voltage is 24V to match this controller's specification.
  • Confirm your total solar panel array current does not exceed the controller's 10A rating.
  • Check your battery type (sealed or flooded lead-acid) for compatibility.
  • Consider the environmental conditions of your installation location to ensure it aligns with the controller's IP10 rating and operating temperature.
  • Ensure you have adequate space for mounting and access to terminals for wiring.

Please verify all specifications and compatibility requirements before purchase. Product specifications are subject to change by the manufacturer. This product comes with a 5-year manufacturer warranty.

View full details