Replacement for 998502-2 WELCH ALLYN Halogen - T3 Shape BA9S Base 11.5W 28V

This lamp serves as a compatible replacement for the 998502-2 used in WELCH ALLYN equipment. It provides 11.5W at 28V in a T3 configuration, fitting a BA9S miniature bayonet base socket. With 230 lumens of output, it supports the illumination needs of medical diagnostic and examination instruments.

This lamp delivers the bright, shadow-free illumination that surgical and examination environments depend on for accurate clinical visualization. It provides high color rendering and stable output that supports tissue differentiation and visual clarity during procedures and assessments. It maintains optimal lighting conditions throughout its rated life, helping operating rooms and exam suites perform at their best.

Key Features & Benefits

• Produces 230 lumens to support demanding lighting applications.
• BA9S miniature bayonet base provides reliable electrical contact and stable operation.
• Standard T3 form factor fits a wide range of compatible fixtures.
• Operates at 11.5W, 28V to match standard low-voltage circuits.

Product Specifications

• Wattage: 11.5W
• Voltage: 28V
• Base Type: BA9S
• Bulb Shape: T3
• Lumens: 230
• Condition: Brand New

Common Applications

This halogen lamp is commonly used in:

• Surgical operating room ceiling lights
• Minor procedure examination lamps
• Patient examination room fixtures
• Surgical task lighting and headlamps
• Clinical assessment and diagnostic lighting

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.