Description
SRNE 1.5kW 12V single phase Inverter (HF1215S60-108)
The HF1215S60-108 is an industrial-grade, all-in-one power conversion system. It utilizes a high-frequency switching architecture to provide a power density far exceeding traditional low-frequency units. Engineered specifically for 12V DC battery topologies, this model bridges the gap between small mobile power and robust residential backup systems.
Comprehensive Technical Data Sheet
| Parameter Category | Technical Specification | Engineering Significance |
| Model | HF1215S60-108 | High-Frequency 12V Hybrid |
| AC Output Power | 1,500W (Continuous) | Pure Sine Wave ($THD < 3\%$) |
| Surge Capacity | 3,000VA (5 Seconds) | Supports 200% over-torque for motors |
| Nominal DC Input | 12V DC (10.5V – 17V) | Compatible with LiFePO4, AGM, & Gel |
| Max. PV Input Power | 1,000W | Industry-leading wattage for 12V systems |
| Max. PV Open Circuit | 180V DC (Voc) | Reduces string current; saves on copper costs |
| MPPT Voltage Range | 15V – 90V DC | Ultra-wide window for high-voltage panels |
| Max. Solar Charge | 60A | High-speed DC charging (MPPT Efficiency >99%) |
| Max. Utility Charge | 40A | Rapid grid-to-battery energy replenishment |
| Transfer Speed | 10ms (Typical) | Seamless UPS functionality for electronics |
| Efficiency (Line) | >95% | Minimal thermal dissipation in bypass mode |
| Operating Temp. | -15°C to 55°C | Industrial-grade thermal management |
| Communication | USB/RS485/WiFi (Opt) | Full system telemetry and remote monitoring |
| Warranty | 2 Years | Comprehensive manufacturer-backed support |
Advanced Engineering Performance
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High-Voltage String Support (180V Voc): Most 12V controllers are limited to 50V–100V. The 180V Voc capacity of the HF1215S60-100 allows you to wire multiple 300W–450W panels in series. This higher voltage reduces the amperage flowing through your DC cables, minimizing voltage drop and drastically lowering cable installation costs.
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Dual-Path Charging: The unit supports AC + Solar hybrid charging. If your battery is low and solar is insufficient, the inverter can combine power from both sources to recharge the bank at high speeds.
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Smart Power Management Modes: * SOL (Solar First): Maximize renewable usage; only switch to utility at night.
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UTI (Utility First): Use as a high-speed UPS for consistent grid backup.
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SBU (Solar-Battery-Utility): Optimized for deep-cycle battery life and savings.
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Intelligent Thermal Protection: Features variable-speed, temperature-controlled fans and internal heat sinks designed for continuous operation under heavy load without thermal derating.
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Safety Protocols: Includes hardware-level protection for:
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PV Reverse Polarity
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AC Backfeed Protection
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Battery Over-discharge (User-definable)
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Output Short-Circuit & Over-Current
Load Capability & Application
Ideal for essential “Load Shedding” backup or small-scale off-grid living.
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Home Essentials: 1x A+ Energy Fridge, 15 LED Lights, Wi-Fi Router.
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Entertainment: 1x 55″ Smart TV, Soundbar, Decoder, Gaming Console.
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Home Office: 2x Laptops, Inkjet Printer, Desktop Monitor.
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Mobile Power: Ideal for Caravans, Boats, and Remote Cabins.
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Installation & Configuration Requirements
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DC Conductor Sizing: At a 1,500W load, the unit pulls approximately 140A–150A from the battery. To stay within safe thermal limits and prevent a 12V voltage collapse, a minimum of 50mm² (1/0 AWG) copper cable is strictly required for distances under 2 meters.
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Protection: A 175A–200A DC Circuit Breaker must be installed between the battery and the inverter for manual isolation and overcurrent protection.
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PV Configuration: Ensure the total $V_{oc}$ of your solar string (calculated at $0^\circ C$) remains below 180V DC.
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