Replacement for CS100-EC THORLABS Halogen - MR11 Shape G5.3 Base 80W 12V with Clear Finish

This is a drop-in replacement for the CS100-EC by THORLABS, built to meet the precise operating requirements of the original lamp. Operating at 80W and 12V, it seats securely in the G5.3 bi-pin base socket.

This lamp combines bright output, excellent color rendering, and a compact form factor suited to a wide range of fixture types. Its tungsten-halogen design maintains a clean envelope throughout its rated life, preserving lumen output and color temperature over time. It reaches full brightness instantly and dims smoothly for versatile use across compatible applications.

Key Features & Benefits

• G5.3 bi-pin base provides reliable electrical contact and stable operation.
• MR11 form factor with clear finish for controlled light output.
• 80W at 12V for compatibility with low-voltage fixtures and power supplies.

Product Specifications

• Wattage: 80W
• Voltage: 12V
• Base Type: G5.3
• Bulb Shape: MR11
• Finish: Clear Finish
• Condition: Brand New

Common Applications

This halogen lamp is commonly used in:

• Overhead and slide projection systems
• Fiber optic illuminators and light engines
• Medical and dental examination equipment
• Professional AV and presentation systems
• Microscope and laboratory illumination

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.