Neptune 12V DC 5 Amp Power Supply With Battery Charging – NEPSDC5A01B
The Neptune NEPSDC5A01B is a compact 12V DC, 5 amp regulated power supply with integrated battery charging, designed for electronic security and access control installations. Housed in a lockable metal enclosure, it provides reliable mains-powered operation with automatic battery backup capability when a compatible battery is installed.
This model is well suited to smaller systems such as access control panels, alarms, intercoms and CCTV equipment where a stable, monitored power source is required.
Key Features
- 12V DC regulated output with up to 5A current capacity.
- Integrated battery charging for backup power operation.
- Lockable metal enclosure for secure installation.
- LED indicators for input, output and battery status.
- Protection against overload, over-voltage, deep discharge and short circuit.
- Suitable for indoor security system installations.
Specifications
- Input Voltage: 190 – 265 VAC
- Input Frequency: 50 / 60 Hz
- Output Voltage (AC Mode): 13.8 V DC ±2%
- Output Voltage (Battery Mode): Same as battery voltage
- Rated Output Current: 5 A
- Rated Power: 80 W (with battery charging)
- Battery Type: 12V sealed lead acid (not included)
- Battery Charge Voltage: 13.8 V DC ±2%
- Battery Charge Current: 800 mA
- Input Fuse: 2A / 250 VAC
- Overload Protection: 6 A ±5%
- Over-Voltage Protection: 16 V ±5%
- Deep Discharge Protection: 10 V ±2%
- Short Circuit Protection: Hiccup mode
- Operating Temperature: -20°C to 50°C
- Storage Temperature: -30°C to 80°C
- Operating Humidity: 20 – 80% RH
- Storage Humidity: 10 – 90% RH
- Enclosure Dimensions: 265 × 195 × 75 mm
LED Indicator Status
- Red LED: On = Input OK, Off = Input failure
- Green LED: On = Output OK, Off = Output failure
- Yellow LED: On = Battery fully charged, Off = Battery discharging, Flickering = Battery charging
- Note: All LEDs flicker during short circuit or overload conditions
Important Notes
- Battery not included. A compatible 12V sealed lead acid battery must be supplied separately.
- For indoor use only.
- Installation must be carried out by a qualified installer in accordance with local regulations.
- After replacing or connecting a battery, mains power must be cycled or the battery reset procedure followed.
- Not suitable for outdoor or weather-exposed locations.
Download PDF Resources
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Neptune NEPSDC5A01B User Manual |
Frequently Asked Questions
Does this power supply include a backup battery?
No. The power supply supports battery backup, but the 12V sealed lead acid battery must be supplied separately.
What battery size is recommended?
The enclosure is designed to accommodate a typical 12V 7Ah sealed lead acid battery.
What happens during a short circuit or overload?
The unit enters protection mode and all LED indicators will flicker until the fault condition is cleared.
Additional Information
- Commonly used in access control, alarm and CCTV installations.
- Lockable enclosure helps prevent tampering in shared or commercial environments.
- Battery charging is automatically managed when mains power is present.
- Meets Australian electrical standards.
