PULSAR HPSG2-12V20A-E Grade 2 Switched-Mode Buffer Power Supply 12V 20A

The PULSAR HPSG2-12V20A-E is a high-performance switched-mode buffer power supply designed for security and alarm systems. With Grade 2 certification (EN 50131-6), it ensures reliable power delivery and battery backup for critical installations. This unit provides a stable 12V DC output with a total power of 276W, making it ideal for powering access control, CCTV, and intrusion detection systems.

Advantages

This power supply offers exceptional reliability and safety features, including short-circuit, overload, overvoltage, undervoltage, overheat, and tamper protection. Its high efficiency (>85%) reduces energy consumption and heat generation. The metal enclosure with IP20 rating ensures durability and easy surface mounting.

Suitable for

• Security alarm systems
• Access control systems
• CCTV and surveillance equipment
• Fire alarm systems
• Any 12V DC application requiring battery backup

Key specifications

• Input Voltage: 176-264V AC (230V AC nominal)
• Output Voltage: 12V DC (adjustable 11-13.8V DC)
• Output Current (Power Supply): 20A
• Output Current (Battery Charger): 5A
• Total Output Power: 276W
• Recommended Battery Capacity: 2x 17Ah to 2x 24Ah (12V)
• Security Grade: Grade 2 (EN 50131-6)
• Protections: SCP, OLP, OVP, UVP, OHP, Tamper
• Efficiency: >85%
• Operating Temperature: -10°C to +40°C
• Enclosure: Metal, surface mounted, IP20
• Indicators: LED for AC presence, DC output, Battery status
• Battery Connection: Fused
• Number of Outputs: 1 main + battery charging
• Compliance: CE, EN 50131-6

Recommendations

For optimal performance, use with recommended sealed lead-acid batteries. Ensure proper ventilation and mounting on a non-flammable surface. This unit is designed for professional installation by qualified personnel.