Replacement for CPI EFOS Halogen - T3.5 Shape PK22S Base 55W 12V with Clear Finish

This halogen lamp is a compatible replacement for the CPI by EFOS. It operates at 55W, 12V, T3.5 form factor and fits directly into fixtures that accept a PK22S base. It is designed to restore full performance in UV/visible curing system and industrial light source applications.

This lamp delivers the consistent spectral output that clinical diagnostic analyzers need to produce trustworthy test results. It maintains stable operating characteristics throughout its rated life, helping to minimize recalibration cycles and avoid unexpected downtime. Having a spare on hand supports uninterrupted sample processing in high-volume laboratory settings.

Key Features & Benefits

• PK22S base for secure installation in compatible fixtures.
• T3.5 form factor with clear finish for controlled light output.
• Operates at 55W, 12V to match standard low-voltage circuits.

Product Specifications

• Wattage: 55W
• Voltage: 12V
• Base Type: PK22S
• Bulb Shape: T3.5
• Finish: Clear Finish
• Condition: Brand New

Common Applications

This halogen lamp is commonly used in:

• Clinical chemistry analyzers
• Hematology and coagulation instruments
• Immunoassay and ELISA systems
• Spectrophotometer and photometer light sources
• Automated laboratory sample processing equipment

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.