Intermatic PX300 – 300W Pool & Spa Safety Transformer
The Intermatic PX300 is a 300-watt low-voltage safety transformer designed to power pool and spa lights operating on 12–14 volts AC. It provides a safe, code-compliant method of converting 120V power to low-voltage lighting, protecting swimmers and equipment while delivering reliable illumination for underwater and landscape lighting systems.
Key Features
- Converts 120V AC input to 12V, 13V, or 14V AC output.
- 300-watt maximum load capacity for multiple fixtures or high-output lights.
- Built-in overload and short-circuit protection for added safety.
- Durable, weather-resistant steel enclosure suitable for outdoor installation.
- Pre-installed mounting brackets for easy wall or equipment-pad installation.
- Ideal for pool, spa, landscape, and low-voltage lighting circuits.
Specifications
- Manufacturer: Intermatic
- Part Number: PX300
- Input Voltage: 120V AC, 60 Hz
- Output Voltage: Selectable 12V / 13V / 14V AC
- Maximum Output: 300 watts
- Enclosure Material: Powder-coated steel
- Dimensions: Approx. 7.25″ H × 5.25″ W × 4.5″ D
- Application: Pool and spa lights, low-voltage outdoor lighting
When to Use the PX300
Use this transformer when powering low-voltage pool or spa lights, converting existing 120V fixtures to safer 12V systems, or installing new LED lighting requiring a stable low-voltage supply. Its 300-watt capacity supports multiple fixtures on a single transformer, making it suitable for medium to large pools.
Installation & Safety Tips
- Mount the transformer in a protected, accessible location near the equipment pad.
- Ensure total wattage of connected lights does not exceed 300W.
- Use proper conduit and bonding per local electrical code requirements.
- Select the correct output voltage based on the lighting system’s specifications.
- Confirm the system is fully powered off before wiring or servicing.
Why Choose This Transformer
The PX300 offers dependable low-voltage power delivery, long-term durability, and built-in electrical protection, making it one of the most widely used safety transformers for pool and spa lighting systems.
