Replacement PAR36 Bulb for Philips 29603-8 - 12V 50W Screw Terminals

Replacement for the Philips 29603-8 PAR36 incandescent bulb that operates at 12 volts and 50 watts while delivering 345 lumens of output. This exact-match unit replicates the original equipment electrical and physical characteristics so fixtures continue to perform as designed. The clear finish maintains the intended beam pattern and the screw terminal base provides a secure, tool-free connection to existing wiring. With a rated life of 2000 hours under standard conditions, the bulb supports reliable daily use in commercial, industrial, and specialty lighting applications where consistent performance is required.

Key Features & Benefits

The 12-volt, 50-watt design draws 4.167 amps and produces a focused beam suitable for task and accent lighting. Its 345-lumen output ensures adequate illumination without excessive glare, while the 2000-hour life rating reduces replacement frequency. The clear glass envelope preserves color temperature and beam spread, and the screw terminal connections eliminate the need for adapters or rewiring in compatible sockets. These attributes combine to deliver dependable service and lower maintenance costs over time. Additional details include robust construction that withstands regular handling during installation and removal cycles in demanding environments. Users benefit from straightforward integration into existing setups without requiring modifications to fixtures or electrical systems, promoting efficient upgrades or repairs whenever original bulbs reach end of service life.

Product Specifications

• Volts: 12
• Watts: 50
• Base: Screw Terminals
• Lumens: 345
• Shape: PAR36
• Life: 2000 hours
• Bulb Finish: Clear
• Amps: 4.167

Replacement Compatibility

This PAR36 bulb is compatible with any fixture or system that originally used a 12-volt, 50-watt incandescent lamp with screw terminals. It restores correct voltage, wattage, and base fitment so the fixture operates within its engineered parameters. The construction ensures compatibility with legacy dimmers and control gear that require resistive loads.

Discover the Perfect Replacement

Browse the full selection of replacement bulbs to locate the correct match for your specific fixture requirements and restore proper lighting performance. Detailed specification matching helps avoid mismatches that could affect light output, energy use, or fixture longevity. Selecting the proper replacement ensures continued safety and compliance with original design intent across multi-application environments.

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.