CAST Lighting 900w Master Series Transformer
Brand: CAST Lighting | SKU: CM900SSMT
Product Overview
The CAST Lighting 900w Master Series Transformer is a CAST Lighting low-voltage transformer for powering compatible outdoor landscape lighting systems. Transformers are selected based on system voltage, total fixture load, available capacity, and the control or installation features required for the project.
Use this model when the wattage capacity, input/output voltage, mounting location, and control needs match the lighting layout. Before ordering, total the fixture wattage or VA load, allow capacity for future additions, and confirm any timer, photocell, or installation requirements.
Key Features
- Powers compatible low-voltage landscape lighting systems
- Multi-tap output supports voltage planning across longer lighting runs
- Stainless steel housing suited for outdoor transformer installations
Common Uses
- Low-voltage landscape lighting systems
- CAST Lighting fixture installs, repairs, and replacement work
- Professional outdoor lighting projects
Technical Specifications
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Electrical Input: 120V, 60Hz
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Output: 12V-18V
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Capacity: 900 or 1200 watts, depending on model
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Transformer Core: Epoxy resin encapsulated magnetic toroid with primary thermal protection
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Primary Overload Protection: 12.5-amp magnetic circuit breaker
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Secondary Overload Protection: 25-amp magnetic circuit breaker for each of the four commons
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Electronic Components: Power bypass relay and double-thermistor surge protection
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Power Cord: 6-ft. heavy-duty #12/3 AWG power cord with 3-prong grounded wall plug
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Secondary Terminal Blocks: 125-amp rated, extra-large terminals
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Housing: 304 stainless steel with removable outer plate
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Included Conduit: 24 in. x 2 in. PVC wire conduit with locknut assembly
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Listing: cUL 506 listed; approved for exterior and interior use
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Warranty: Lifetime on housing and core; 3 years on electrical components
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Serviceability: Fully field repairable
Dimensions
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900W Model: 6.5 in. wide x 17 in. tall x 7 in. deep; 33 lbs.
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1200W Model: 9 in. wide x 19 in. tall x 7 in. deep; 57 lbs.
Compatibility & Installation Notes
Confirm the SKU, lamp type, voltage requirements, mounting needs, and project conditions before ordering or installation. Use the available CAST Lighting documentation for product-family details and installation requirements.
Frequently Asked Questions
What should I check before choosing CM900SSMT?
Confirm the system voltage, wattage or load requirements, control type, and whether it matches your transformer or lighting setup.
Is this for a new install or a replacement?
It may be used for either, as long as the electrical requirements and control style match the existing low-voltage lighting system.
Do I need an electrician?
For hardwired equipment or any unfamiliar electrical work, Big Frog Supply recommends using a qualified professional.
Where can I find specs or installation documents?
When available, spec sheets and manuals are listed in the product resources area so they stay easy to find without crowding the description.
Why Buy CAST Lighting 900w Master Series Transformer?
The CAST Lighting 900w Master Series Transformer gives you a clearer way to match a CAST Lighting low-voltage transformer to the job. Big Frog Supply keeps the key details organized so homeowners, contractors, and maintenance teams can compare the SKU, application, and compatibility notes before ordering.
