Welcome to the APC XS 1500 User Manual, your comprehensive guide to understanding and optimizing your uninterruptible power supply (UPS) system. This manual provides detailed instructions for installation, features, troubleshooting, and maintenance, ensuring optimal performance and reliability for your backup power needs. Designed for both home and small office environments, this resource helps you maximize the lifespan and functionality of your APC XS 1500 unit.
Overview of the APC XS 1500 UPS
The APC XS 1500 UPS is a reliable uninterruptible power supply designed to provide backup power and surge protection for electronic devices. With a capacity of 1500VA/865W, it supports critical equipment like computers, routers, and modems. The unit features 10 outlets (5 with battery backup and surge protection, 5 with surge only) and includes advanced technologies like Automatic Voltage Regulation (AVR) for stable power delivery. Its compact design and user-friendly LCD display make it an ideal solution for home or small office environments, ensuring seamless power protection during outages.
Key Features and Benefits
The APC XS 1500 UPS offers a 1500VA/865W capacity, providing reliable backup power for critical devices. It features 10 outlets (5 with battery backup and surge protection, 5 with surge only) and includes Automatic Voltage Regulation (AVR) for stable power delivery. The LCD display provides real-time status updates, while energy-saving features reduce standby power consumption, ensuring efficient performance and protection for your equipment during power outages.
Importance of Reading the Manual
Reading the APC XS 1500 User Manual is essential for understanding proper installation, operation, and maintenance procedures. It provides critical information for troubleshooting common issues, ensuring safety and optimal performance. The manual also highlights energy-saving features and guides users on how to maximize the lifespan of their UPS, making it a vital resource for efficient and reliable power management.

Installation and Setup
The APC XS 1500 requires careful installation to ensure proper function. Connect equipment to the correct outlets, check building wiring, and charge the battery for at least 8 hours before first use.
Step-by-Step Installation Guide
Connect the APC XS 1500 to a nearby grounded power outlet. Ensure the circuit can handle the UPS’s power requirements.
Plug critical devices into the battery backup outlets and less sensitive equipment into surge-only outlets.
Allow the battery to charge for at least 8 hours before first use.
Use the LCD display to configure settings and perform a self-test to ensure proper function.
Refer to the manual for specific wiring and safety guidelines to avoid potential hazards.
Connecting Equipment and Power Sources
Connect critical devices to the APC XS 1500 battery backup outlets for both power protection and backup. Plug less sensitive equipment into surge-only outlets. Ensure the UPS is connected to a grounded power outlet. Refer to the manual for proper wiring and safety guidelines to prevent electrical hazards and ensure optimal performance.
Initial Charging and Power-On Procedures
Allow the APC XS 1500 to charge for at least 8 hours before first use. Connect to a grounded outlet and press the power switch. The green “On Line” indicator will flash, and the yellow “On Battery” light will illuminate during self-test. Ensure proper charging for reliable performance and battery longevity.

Features and Functionality
The APC XS 1500 offers advanced features like an LCD display for real-time monitoring, automatic voltage regulation (AVR), and surge protection. It supports critical devices with reliable backup power, ensuring seamless operation during outages.
Understanding the LCD Display and Indicators
The APC XS 1500 features an LCD display showing real-time power status, battery capacity, and load levels. Indicators include On Line (green), On Battery (yellow), Overload (red), and Replace Battery (red). Alarms like continuous beeps signal low battery or overload conditions, helping users respond promptly to power events.
Alarm Systems and Notifications

The APC XS 1500 features an advanced alarm system to notify users of critical power events. Four beeps every 30 seconds indicate operation on battery, while continuous beeping signals low battery or overload conditions. A chirping alarm every five hours alerts to battery failure, and a continuous tone signals circuit breaker tripping due to overload.
Automatic Voltage Regulation (AVR) Technology
The APC XS 1500 incorporates Automatic Voltage Regulation (AVR) technology to stabilize fluctuating power levels, protecting connected devices from damage. This feature adjusts voltage during brownouts or overvoltages, ensuring safe and consistent power delivery. By regulating power without battery intervention, AVR extends battery life and optimizes system performance during utility power instability.

Maintenance and Troubleshooting
Regularly check the battery and ensure proper connections. Identify common issues like overload or battery failure. Resetting the UPS and testing its functionality ensures reliable performance and longevity.
Battery Replacement and Care
Replace the battery when the Replace Battery indicator lights up or every 3-5 years. Use compatible replacements like the APC RBC109. Turn off the UPS, disconnect cables, and remove the old battery. Install the new one securely and dispose of the old battery properly. Ensure correct polarity to avoid damage.
- Replace the battery when the indicator lights up or every 3-5 years.
- Use compatible replacements like the APC RBC109.
- Turn off the UPS, disconnect cables, and remove the old battery.
- Install the new one securely and dispose of the old battery properly.
- Ensure correct polarity to avoid damage.
Common Issues and Solutions
Address common issues with your APC XS 1500 UPS. If the Replace Battery light is on, replace the battery with an APC RBC109. For overload conditions, disconnect non-essential devices and reset the circuit breaker. If the Building Wiring Fault indicator is lit, consult a qualified electrician to correct wiring issues.
- Battery Replacement: Replace with APC RBC109 when indicated.
- Overload: Disconnect devices and reset the circuit breaker.
- Wiring Fault: Contact a professional to fix building wiring.
Resetting and Testing the UPS
To reset the APC XS 1500, press and hold the front panel power button for 10 seconds. For testing, run the self-test by pressing the button once. Ensure the green On Line indicator lights up, confirming proper function. Regular testing ensures reliability and readiness for power outages.

Technical Specifications
The APC XS 1500 features a capacity of 1500VA/865W, with 10 outlets (5 battery-backed, 5 surge-protected). It includes automatic voltage regulation and an LCD display for real-time monitoring.
Electrical and Performance Specifications
The APC XS 1500 operates at 1500VA/865W, with an input voltage of 120V and output voltage of 120V. It features automatic voltage regulation, 85% efficiency, and a built-in LCD for monitoring power status, battery capacity, and load levels, ensuring reliable backup power and surge protection for connected devices.
Physical Dimensions and Weight
The APC XS 1500 measures 10.2 x 4.5 x 7.1 inches and weighs 12.1 pounds, making it lightweight and portable. Its compact design allows easy placement in home or office settings, ensuring efficient backup power without occupying excessive space.
Compatibility with Various Devices
The APC XS 1500 is compatible with a wide range of devices, including computers, routers, and modems. It features ten outlets, with five providing battery backup and surge protection, and five offering surge protection only. This makes it ideal for safeguarding critical equipment in home and small office settings.

Warranty and Service
The APC XS 1500 is backed by a comprehensive warranty program, ensuring reliable service and support. Customers can contact APC’s technical support for assistance with repairs, replacements, and troubleshooting. The warranty terms and conditions are outlined in the manual for clear understanding.
Warranty Terms and Conditions
The APC XS 1500 warranty provides coverage for defects in materials and workmanship. Customers must contact APC Technical Support for repair or replacement. The warranty does not cover damage caused by misuse or improper installation. For units requiring original equipment return, customers must notify APC at the first contact. Warranty details are outlined in the manual.
Customer Support and Contact Information
APC offers dedicated customer support to assist with inquiries, troubleshooting, and warranty claims. For help, visit the official APC website or contact their support team directly. Additional resources, including FAQs and downloadable manuals, are available online to ensure optimal use of your APC XS 1500 UPS.
Repair and Replacement Options
APC offers repair and replacement services for the XS 1500. If issues arise, contact APC Technical Support for assistance. Standard procedure involves replacing the original unit with a factory-reconditioned one. Customers requiring their original unit back must notify APC support during the initial contact to accommodate asset tracking needs.

Accessories and Optional Upgrades
Enhance your APC XS 1500 experience with recommended accessories like USB cables and battery replacement kits. Optional upgrades, such as extended battery packs or network management cards, boost functionality and compatibility with other APC devices for tailored solutions.
Recommended Accessories for Optimal Performance
For enhanced functionality, consider APC-approved accessories like USB cables, RBC109 battery replacement kits, and network management cards. These ensure compatibility and maintain optimal performance. Using genuine APC parts guarantees reliability and efficiency, while optional upgrades like extended battery packs further customize your UPS setup for specific needs.
Upgrade Options for Extended Functionality
Enhance your APC XS 1500 with optional upgrades like extended battery packs for longer runtime and network management cards for remote monitoring. Additional accessories, such as USB communication cables, ensure seamless integration with your system. These upgrades improve performance, expand capacity, and offer advanced monitoring capabilities for a more robust power management solution.
Compatibility with Additional APC Products
The APC XS 1500 seamlessly integrates with other APC accessories, such as APC PowerChute software, network management cards, and extended battery packs. This compatibility ensures enhanced functionality, remote monitoring, and extended runtime capabilities, making it a versatile solution for comprehensive power management and system protection.

Environmental and Safety Considerations
The APC XS 1500 features energy-saving modes and adheres to environmental standards. Proper disposal and recycling guidelines are provided to minimize ecological impact. Safety precautions include circuit breaker protection and alerts for wiring faults, ensuring safe operation and compliance with regulations.

Additional Resources and Support
Access official APC documentation, including manuals and guides, for detailed support. Engage with online communities and forums for user discussions. Utilize professional installation services for expert assistance and troubleshooting.