Replacement for S4173 SATCO Halogen - MR11 Shape GZ4 Base 20W 12V with Black Finish

This halogen lamp is a compatible replacement for the S4173 by SATCO. It operates at 20W, 12V, MR11 form factor and fits directly into fixtures that accept a GZ4 bi-pin base. With a rated output of 750 lumens, it delivers the brightness needed for commercial and residential lighting applications.

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

• 750 lumens of rated output for strong, consistent illumination.
• GZ4 bi-pin base for secure installation in compatible fixtures.
• MR11 form factor with black finish for controlled light output.
• 20W at 12V for compatibility with low-voltage fixtures and power supplies.

Product Specifications

• Wattage: 20W
• Voltage: 12V
• Base Type: GZ4
• Bulb Shape: MR11
• Finish: Black Finish
• Lumens: 750
• 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.