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| Management number | 205895950 | Release Date | 2025/11/02 | List Price | $3,923.40 | Model Number | 205895950 | ||
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| Category | |||||||||
| SPK-CHR-20U-20AC-240AL-120V-STRB-M1 Solar Charge Controller | Ratings/Approvals |
| Unit Type: Outdoor Solar Charge Controller | Flash Controller |
| Dimensions: 42"-H x 24"-W |  |
| Weight: - |  |
| Voltage: 12V |  |
| Charge/Discharge Current: 20A |  |
| Solar Inverter: 750W - 12V to 120V |  |
| Signal Delay: 6 Minutes |  |
| Operation: Automatic |  |
| Fans: (2) 110 CFM, 12V |  |
| Document Pouch: Interior of Door |  |
| Door Type: 3-point Door Latch |  |
| Door Mounted Filter Size: 12"-H x 16"-W |  |
| Lock Type: No 2 Corbin Lock |  |
| Materials: Steel | |
| Finish: Powder Coated Grey | |
| Rack Mount Type: 20U 19" Rack Mount w/ 20 Spaces | |
| Adjustable Shelves: (3) | |
| Mount: Traffic Light Pole Mount | |
| Hubs: (2) 2" NPT Hubs at Bottom |
| The SPK-CHR-20U-20AC-240AL-120V-STRB-M1 Outdoor Solar Charge Controller from Larson Electronics provides a fully automatic way to manage and protect batteries connected to solar panels. Designed for 12V battery voltage, the unit features a 12V to 120V solar inverter and temperature compensation with an external temperature sensor. The solar charge controller is protected by a steel housing and can be installed on poles. The SPK-CHR-20U-20AC-240AL-120V-STRB-M1 protects solar-powered systems from voltage overshoot and discharge. This fully automatic unit is compatible with 12V battery voltage and has a 20-amp charging current. Equipped with a 750-watt 12V to 120V solar inverter, protection comes in the form of temperature compensation with an external temperature sensor. System components are cooled by two, 110 CFM internal fans (12V). A 20U 19" rack mounting assembly offers 20 spaces and three adjustable shelves inside the unit. Designed for outdoor locations, this solar controller is protected a steel enclosure with a number 2 Corbin lock. A grey powder coat finish protects the unit from rugged conditions. The door of the enclosure features a 3-point latch and a 12"-H x 16"-W door mounted filter. A document pouch at the interior of the door holds important documentation. Operation: When sunshine is absent, light intensity decreases. The controller will recognize the starting signal after 6 minutes and the load will start to work according to the set parameter. When there is sunshine, light intensity rises and the controller recognizes the close signal after 6 minutes and the load will stop working. NOTE: When using this smart controller, it is important to note that you must first connect with the battery, then the solar panel. Hubs: The SPK-CHR-20U-20AC-240AL-120V-STRB-M1 features two, 2" NPT hubs at the bottom of the unit. Mounting: This system is designed for mounting on traffic light poles. |
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