Security System Battery Calculator
Professional battery sizing for security cameras, access control, and surveillance systems
System Configuration
Camera Configuration
IP Cameras
Analog Cameras
Wireless Cameras
Access Control & Security Devices
Battery Sizing Results
Advanced Settings
How to Use the Security System Battery Calculator
Step 1: Configure System Setup
Define your security system type, required backup duration, and main equipment power requirements including DVR/NVR, network equipment, and monitoring displays.
Step 2: Add Camera Details
Enter the number and power consumption of your IP cameras, analog cameras, and wireless cameras. Consider infrared illumination and PTZ functionality in power calculations.
Step 3: Configure Access Control
Add access control panels, card readers, electric locks, motion sensors, and alarm devices. Include all security peripherals that require continuous power.
Step 4: Calculate Battery Requirements
Use the Battery Sizing tab to calculate total power consumption and required battery capacity. Adjust safety factors and discharge limits based on your reliability requirements.
Step 5: Select Battery System
Review recommended battery options considering capacity, chemistry, and cost. Choose AGM for cost-effectiveness or Lithium for performance and longevity.
Step 6: Plan Installation
Consider environmental factors, charging system requirements, and maintenance access. Plan for proper ventilation and temperature control in battery enclosures.
Frequently Asked Questions
How long should security system backup batteries last?
Security system backup batteries should typically provide 4-24 hours of operation depending on the application. Critical security systems often require 24 hours backup, while basic residential systems may only need 4-8 hours. Commercial and enterprise systems usually specify 8-12 hours minimum backup time.
What factors affect security camera power consumption?
Security camera power consumption depends on resolution, infrared illumination, pan-tilt-zoom functions, wireless transmission, and recording features. IP cameras typically consume 5-20W while analog cameras use 3-8W. Night vision IR illumination can double power consumption during dark hours.
Which battery type is best for security systems?
AGM and Lithium batteries are preferred for security systems due to their reliability, deep discharge capability, and low maintenance. AGM batteries offer cost-effectiveness while lithium provides longer life and better performance in extreme temperatures. Avoid gel batteries in high-drain applications.
How do I calculate total security system power requirements?
Sum the power consumption of all devices including cameras, DVR/NVR, access control panels, sensors, and network equipment. Add 20-30% safety margin and consider peak power during night vision operation. Don't forget about auxiliary devices like monitors and communication equipment.
What environmental factors affect security system battery performance?
Temperature extremes, humidity, vibration, and installation location significantly impact battery performance. Outdoor security systems require weatherproof enclosures and temperature-compensated charging systems. High temperatures reduce battery life while low temperatures reduce available capacity.