Replacement for 1003345 USHIO Halogen - MR11 Shape GZ4 Base 20W 12V

Built to the specifications of the 1003345 from USHIO, this compatible halogen replacement provides a straightforward path to restoring your equipment. At 20W, 12V, MR11 form factor, it drops into the GZ4 bi-pin base socket and runs at the correct operating point.

This lamp combines compact size, high output, and excellent color rendering in a package suited for track lighting, recessed cans, pendants, and wall sconces. It maintains stable lumen output and color temperature over its rated life, keeping spaces looking their best from installation to replacement. It handles the thermal demands of enclosed and recessed fixtures.

Key Features & Benefits

• Fits standard GZ4 bi-pin base sockets for straightforward replacement.
• Standard MR11 form factor fits a wide range of compatible fixtures.
• 20W at 12V for compatibility with low-voltage fixtures and power supplies.

Product Specifications

• Wattage: 20W
• Voltage: 12V
• Base Type: GZ4
• Bulb Shape: MR11
• Condition: Brand New

Common Applications

This halogen lamp is commonly used in:

• Commercial and retail display lighting
• Architectural cove and accent installations
• Office and workspace general illumination
• Residential decorative and task lighting
• Landscape and low-voltage outdoor fixtures

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.