Circle PLC-18W 827 CFL Bulb – 4 Pack, GX24q-2 4-Pin, 18W, 1200 lm, 2700K Warm White, 82 CRI

Meet Circle PLC-18W 827 CFL bulbs, a compact four-pin illumination option designed to replace common models in flush fixtures and ceiling luminaires. Each bulb channels a steady, warm glow with practical efficiency, making it a versatile choice for residential and light commercial settings.

With a bright 1200 lumen output from just 18 watts, these bulbs deliver dependable task lighting without drawing excessive power. The 2,700K warm white color temperature provides a soft, inviting ambiance, while the 82 CRI helps render colors with clarity in everyday spaces such as kitchens, offices, and showrooms.

The four-pin GX24q-2 base ensures a secure fit in compatible PL-C style housings. The lamps are built around a PL-C 18W/827/4P/ALTO specification, which helps maintain smooth operation in fixtures designed for compact fluorescent lamps with a four-pin connection.

Key specifications at a glance

• Light output: 1200 lumens at 18 watts
• Color temperature: 2,700 Kelvin warm white
• Color rendering: 82 CRI
• Base type: GX24q-2 4-pin
• Length: approximately 5.8 inches
• Lifetime: up to 10,000 hours on average
• Base specification: PL-C 18W/827/4P/ALTO
• Replaces common models such as Sylvania 20683 and Philips 38329-9

Why consider Circle PLC-18W 827 CFL bulbs?

• Energy efficiency: Bright, reliable lighting without high energy use, ideal for long-running fixtures.
• Consistent performance: Manufactured to exacting standards to match original performance, with durable components.
• Replacement ease: Designed for quick swap in PL-C four-pin sockets, reducing fixture downtime.
• Consistent color and mood: Warm white glow suits living spaces, kitchens, and retail displays while preserving color accuracy.

Real-world use cases

• Home lighting: Kitchen task lighting, desk areas, and living spaces benefit from a steady 1200 lumen output.
• Small offices and shops: Energy-efficient lighting that reduces running costs while maintaining visibility for tasks and product presentation.
• Display lighting: Warm white tones help color-sensitive items appear true-to-life, enhancing setup aesthetics.

In short, Circle PLC-18W 827 CFL bulbs offer a balanced mix of brightness, efficiency, and color quality. While results can vary by fixture, these bulbs are designed to provide a practical, high-quality lighting option that integrates smoothly with existing PL-C 18W/827/4P hardware.