Keystone STLHV045U45 Power Select Constant Current LED Driver - 45W

The Keystone STLHV045U45 is a versatile 45-watt power-selectable constant current LED driver designed to provide flexible power solutions for LED lighting applications. This advanced driver features Keystone's innovative Power Select technology, allowing electricians and installers to adjust output current settings directly in the field with a simple slide switch.

Key Features:

• Four selectable output current settings via convenient slide switch for maximum installation flexibility
• 45W maximum power output for driving high-performance LED fixtures
• Universal input voltage: 120-277V AC for compatibility with commercial and residential electrical systems
• 0-10V dimming capability for smooth, flicker-free light control
• UL Listed Class P with built-in surge protection for enhanced reliability
• Class A sound rating ensures quiet operation in noise-sensitive environments
• Meets FCC Part 15 Class B consumer limits for electromagnetic compatibility
• RoHS compliant construction with environmentally responsible materials
• Wide operating temperature range: -40°F to 140°F (-40°C to 60°C)
• Comprehensive protection: over-voltage, over-current, and short circuit safeguards
• Includes optional protection sticker to secure switch position after configuration

This constant current LED driver is ideal for general lighting applications including high bay fixtures, panel lights, troffers, and other commercial LED installations. The power-selectable design reduces inventory requirements by allowing a single driver model to replace multiple fixed-output units, saving time and money for contractors and facility managers.