Overview
The Corona Lighting T-ST-600-SS is a professional-grade 600W outdoor transformer designed for low-voltage landscape lighting applications. This unit combines a 120V primary input with integrated photocell and timer functionality, eliminating the need for separate control modules. The stainless steel enclosure withstands outdoor weathering, making it suitable for residential and commercial installations.
Key Features
- 600W capacity for dual-circuit or single-circuit operation
- 120V AC input with multi-tap low-voltage output options (12V, 13V, 14V, 15V)
- Integrated photocell for automatic dusk-to-dawn switching
- Plug-in timer option for 24-hour scheduling
- Stainless steel enclosure resists corrosion and weather exposure
- Removable hinged door with lockable latches for easy maintenance and installation access
- Prepunched conduit knockouts for rapid cable entry
- 6-foot grounded power cord with molded plug
- Mounting slots on top and bottom for flexible installation
- Compatible with magnetic dimmer switches for 12V load control
Technical Specifications
The transformer delivers consistent performance across standard landscape lighting loads:
- Primary Input: 120V AC, 60Hz
- Rated Output: 600W total capacity
- Output Taps: 12V, 13V, 14V, 15V AC (multi-tap selectable)
- Enclosure Material: Stainless steel with gasket-sealed hinged door
- Cord Length: 6 feet, grounded, water-resistant
- Safety Certifications: ETL listed, UL certified per UL 2108
- Operating Temperature: Suitable for indoor and outdoor use
- Photocell Type: Dusk-to-dawn sensor (integrated, easy knockout design)
- Timer Option: 24-hour plug-in timer available (sold separately)
Typical Applications
The T-ST-600-SS excels in landscape and outdoor lighting automation:
- Residential garden, pathway, and accent lighting
- Commercial property lighting control
- Pool and patio illumination systems
- Outdoor signage and decorative lighting
- LED landscape fixture power and switching
- Halogen landscape fixture operation
Compatibility & Replacements
Compatible With
- Low-voltage AC halogen and LED landscape lighting fixtures
- 12V magnetic dimmer switches and controls
- 24-hour plug-in mechanical and digital timers (sold separately)
- Optional photocell sensors for timer integration
- Standard low-voltage landscape wiring and conduit systems
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. Corona Lighting manufactures multiple 600W transformer models (T-LT600, T-MT600-TP) with varying timer and photocell configurations; the T-ST-600-SS is a stainless steel model with specific enclosure design.
Works With
- AC halogen landscape bulbs (not compatible with DC or dimmable LED in all configurations)
- LED landscape lighting rated for 12-15V AC operation
- Standard low-voltage landscape lighting wire (copper or aluminum)
- Weatherproof conduit and junction boxes
- Grounding systems per NEC requirements




