EVERSECU 18 Channel 12V 20Amp DC Metal Boxed Cabinet Regulated UPS Power Supply Unit with Backup Battery Link for Burglar Alarms CCTV Cameras PTZ Access Control (Battery Not Included)

Eversecu 12V 20A UPS Uninterruptible Power Supply - 240W Backup for CCTV, Burglar Alarms & Access Control Systems (Battery Not Included)Brand: Eversecu | Reinforced Metal Housing with Lock - 18 Channels | Dedicated Power for Security Critical Equipment✅ Core UPS Function: Seamless switch to battery power (not included) during AC outages (yellow LED indicator), 300mA dedicated charging current✅ Target Applications: Custom-designed power supply for CCTV systems, Burglar Alarms systems, and Access Control systems✅ Recommended Battery Type: Compatible with 12V sealed lead-acid (SLA/AGM/gel cell) batteries (7Ah-20Ah ideal for security system backup)✅ 18 Independent Channels: 20A total output (2A per channel via PTC fuse) to power multiple security devices simultaneously✅ Adjustable Voltage (11.4-15V): Factory-set to 13.2V, compatible with diverse security peripherals' power requirements✅ Comprehensive Protection: Overvoltage (15V), short circuit, overcurrent (22-25A), and overtemp (45±5℃ auto-fan) protection✅ Global Compatibility: 90-264VAC wide input range (47-63Hz), suitable for commercial/residential security installations worldwide --- Key Application Scenarios (Security System-Specific)📹 CCTV Systems: Powers IP cameras, DVRs/NVRs, and infrared night vision devices – seamless UPS switchover prevents footage loss during outages🚨 Burglar Alarms Systems: Ensures 24/7 operation of motion detectors, sirens, and alarm panels (meets ≥8h emergency power requirements for alarm systems)🔑 Access Control Systems: Maintains power for card readers, electric locks, and gate controllers – no access disruption during power cuts🏢 Commercial Security: Integrates with combined CCTV + access control + alarm setups (18 channels support multi-device configurations, simplifying wiring and management)🏡 Residential Security: Powers perimeter cameras, door access systems, and home burglar alarms (compatible with standard 12V SLA batteries for easy maintenance) --- Core UPS Features for Security Systems🔋 Uninterruptible Backup: Auto-switches to 12V battery power (sold separately) when AC fails – zero downtime for security equipment🔌 Security-Specific Power Stability: ≤120mVpp ripple ensures clear CCTV footage and reliable alarm/access control response📡 18 Independent Channels: 2A per channel with PTC fuses – avoids voltage drop across CCTV cameras, alarms, and access readers without mutual interference🛡️ Reinforced Metal Enclosure: Compressive, wear-resisting structure with good heat dissipation, protecting against physical damage in security installations🔒 Key Lock Protection: Prevents unauthorized tampering with power settings for critical security systems🌡️ Intelligent Cooling: Auto-fan activation at 45±5℃ supports 24/7 runtime required for security equipment --- Battery Compatibility (For Security System Backup)Compatible Types: 12V sealed lead-acid (SLA), AGM, or gel cell batteries (standard for security system UPS applications)Recommended Capacity: 7Ah-20Ah (balances backup runtime and installation space – 20Ah for 8+ hours of alarm system operation)Terminal Compatibility: Nut & bolt or spade terminals (works with standard security system battery connectors)Charging: 300mA dedicated current keeps batteries fully charged and ready for outages (optimized for SLA/AGM battery lifespan) --- Key Technical Specifications🔌 Input & UPS SpecificationsInput Voltage: 90-264VAC (Nominal: 100-240VAC) | Input Frequency: 47-63HzMax Input Current: ≤5A (min input voltage, full load) | No-Load Power: ≤1.8W | Efficiency: ≥85%UPS Switchover: Seamless (no disruption to CCTV/alarms/access control)⚡ Output SpecificationsOutput Voltage: 11.4-15VDC (adjustable) | Ripple & Noise: ≤120mVppTotal Output Current: 20A nominal, 25A max | Overcurrent Protection: 22-25APer Channel Protection: PTC 2A resettable fuses | Hold-Up Time: ≥10ms (100Vac, full load) --- Installation & Usage Tips for Security Systems🔌 System Setup: 1. Connect AC power to UPS socket 2. Attach 12V SLA/AGM battery (sold separately) – confirm correct polarity 3. Wire CCTV cameras, burglar alarms, and access control devices to respective output channels (simplifies centralized wiring) 4. Turn on switch – red (AC on) and green (output active) LEDs indicate normal operation 🔋 Maintenance: Check battery connections monthly; replace 12V batteries every 2-3 years (standard security UPS battery lifespan)🟡 Status Guide: Yellow LED = battery backup mode (AC off); Red = AC power; Green = output active for security devices⚠️ Safety Notes: Disconnect AC before battery replacement; avoid reverse polarity (prevents damage to alarms/CCTV/access control) --- Product Value for Security Systems✅ Uninterrupted Security Coverage: UPS function eliminates downtime for CCTV, burglar alarms, and access control during power outages, avoiding system paralysis✅ All-in-One Power Solution: 18 channels replace multiple power supplies, reducing installation complexity and wiring costs✅ Stable & Protected Power: Low ripple and comprehensive protections safeguard sensitive security equipment from damage✅ Flexible & Cost-Effective: Works with readily available 12V SLA/AGM/gel cell batteries, lowering long-term maintenance costs✅ Global Usability: Wide AC input range adapts to different regional power grids, suitable for both commercial and residential security projects

• 🔋 UPS for Security Systems: Powers CCTV, Burglar Alarms & Access Control – no downtime during outages
• 📡 18 Channels: 20A total output to run multiple cameras, alarms, and access readers simultaneously
• ⚡ Stable Power: ≤120mVpp ripple ensures clear CCTV footage and reliable alarm responses
• 🔌 300mA Charging: Optimized for 12V SLA/AGM batteries (7Ah-20Ah recommended for security backup)
• 🛡️ Metal Housing + Lock: Anti-tampering design for critical security power infrastructure
• 🌍 Wide Voltage Input: Adapts to global power grids – ideal for commercial/residential security installations
• ⚠️ Battery Not Included: Compatible with standard 12V security system UPS batteries