TechSay SDN 1011BT UPS Overview
The TechSay SDN 1011BT is an online double conversion UPS equipped with a DSP-based control system for delivering stable and uninterrupted power to critical electrical equipment. Its advanced three-level technology, high efficiency, and pure sine wave output make it suitable for data centers, computer networks, servers, telecommunications equipment, and other sensitive applications.
The UPS features intelligent battery management, automatic fan speed control, and an LCD/LED display for convenient monitoring and system management.
The TechSay SDN 1011BT uses DSP-controlled Online Double Conversion technology to provide continuous and stable power output. Its advanced three-level topology delivers efficiency of up to 95% while maintaining reliable performance. Intelligent battery charging technology helps extend battery service life and improves long-term system reliability.Main Features
Wide input voltage and frequency range with input power factor greater than 0.9
Single-phase output with 0.9 output power factor
Pure sine wave output using Online Double Conversion technology
DSP-based digital control system
Up to 95% operating efficiency
Advanced three-level inverter technology
Intelligent battery charging management
Protection against input overvoltage, output short circuit, and overheating
Protection for network devices, modems, and fax equipment
Automatic cooling fan speed adjustment
LCD/LED monitoring display
Supports RS232, USB, SNMP, and Intelligent Card communication interfaces
Parallel operation up to four units
Battery quantity displayed on LCD
Optional 12A charger for high-capacity battery banks
Compact high power-density design
Applications
Internet Data Centers (IDC)
Computer networks
Servers
Workstations
Telecommunication equipment
Office environments
Sensitive electronic systems
Frequently Asked Questions
What applications is the TechSay SDN 1011BT suitable for?
It is designed for servers, networking equipment, telecommunications systems, workstations, Internet Data Centers, and other mission-critical devices.
Does this UPS provide pure sine wave output?
Yes. It uses Online Double Conversion technology to deliver a high-quality pure sine wave output.
Which communication interfaces are supported?
The UPS supports RS232, USB, SNMP, and Intelligent Card communication options.




