Replacement for 1003370 USHIO Halogen - MR16 Shape GX5.3 Base 150W 21V

Designed as a direct replacement for the 1003370 from USHIO, this halogen lamp matches the original specifications to ensure proper fit and performance. Rated at 150W, 21V, MR16 form factor, it installs into any fixture that uses a GX5.3 bi-pin base.

This lamp delivers bright, consistent output with the accurate color rendering that retail, hospitality, and residential settings depend on. Its tungsten-halogen design keeps the envelope clean throughout the lamp's rated life, preventing the gradual dimming seen in standard incandescent sources. It provides the instant-on performance and smooth dimming that modern lighting applications require.

Key Features & Benefits

• Fits standard GX5.3 bi-pin base sockets for straightforward replacement.
• MR16 bulb shape for broad fixture compatibility.
• Rated 150W, 21V - sized for standard low-voltage electrical systems.

Product Specifications

• Wattage: 150W
• Voltage: 21V
• Base Type: GX5.3
• Bulb Shape: MR16
• Condition: Brand New

Common Applications

This halogen lamp is commonly used in:

• Hospitality and restaurant ambiance fixtures
• Retail showcase and merchandise lighting
• Industrial and warehouse general illumination
• Residential chandelier and pendant fixtures
• Gallery and museum accent spotlights

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.