RAB WFR17-4B 4 in Round Regressed Baffle Back-Lit Slim Wafer Downlight — 9W / Selectable CCT / 120V / Matte White

The RAB WFR17-4B is a 4 in round back-lit slim wafer downlight in matte white finish with a regressed baffle trim, delivering up to 686 lumens at 9W with a 110° beam angle and 90 CRI. No recessed housing or junction box required. CCT is field-selectable 2700K–5000K via dipswitch (default: 3000K) with TRIAC/ELV dimming at 120V.

Key Features

• 4 in Round Back-Lit Slim Profile — Matte White Regressed Baffle: Aluminum housing with PC enclosure and trim flange; two steel tension spring clips
• No Housing or J-Box Required: Mounts directly to ceiling; new construction frames available
• Field-Selectable CCT: Dip-switch adjustable between 2700K, 3000K, 3500K, 4000K, and 5000K (default: 3000K); 5 CCTs in 1 SKU
• Lumen Output: 686 lm (4000K); 677 lm (5000K); 676 lm (3500K); 644 lm (3000K); 602 lm (2700K)
• Per-CCT Efficacy: 88 lm/W (4000K); 85 lm/W (5000K); 87 lm/W (3500K); 82 lm/W (3000K); 75 lm/W (2700K)
• Wattage: 9W | 60W incandescent equivalent
• CRI & Beam: 90 CRI, R9 > 50 | 110° (±10°) beam angle
• Dimming: TRIAC/ELV dimmable to 10% at 120V
• Voltage: 120V
• IC Rated & Airtight: Type IC inherently protected; cULus listed for damp locations; not for spray foam (NEMA LSD57-2013); ASTM E283 certified
• Certifications: UL Listed, Title 24 JA8, RoHS, FCC Part 15 | NEC closet compliant Sec. 410.16 (A)(1) & (C3)
• Lifespan: 30,000 hours L70 per IES LM-70
• Warranty: 3-year limited warranty

Construction & Design

Aluminum housing with PC enclosure and regressed baffle matte white trim flange. Frosted acrylic light guide lens provides smooth diffuse lighting without hot spots. IC rated and airtight (ASTM E283); not for spray foam (NEMA LSD57-2013). Twist wire nuts included for field wiring.

Light Output & Performance

Up to 686 lm at 88 lm/W (4000K), 110° beam angle, 90 CRI, R9 > 50. Field-selectable CCT (2700K–5000K, default 3000K). <7-step MacAdam Ellipse consistency. 30,000 hrs L70 per IES LM-70.

Electrical & Installation

120V Constant Current Class 2 driver (90mA). TRIAC/ELV dimmable to 10%. Two steel tension spring clips mount directly to ceiling — no housing or J-box required; new construction frames available. Twist wire nuts provided. THD ≤20%, PF ≥0.9, Flicker 30%. Operating temp: -4°F to 104°F (-20°C to 40°C).

Compatible Accessories (sold separately)

• Goof ring (4 in–6 in, round, white)
• Color trim rings (black, bronze, brushed nickel)
• 4 in mounting plates (with and without nailer bar)
• Extension cables (6 ft, 12 ft, 20 ft)
• Emergency drivers and 2-n-1 driver + battery backup

What’s Included

• RAB WFR17-4B 4 in round regressed baffle back-lit slim wafer downlight (matte white)
• Die-formed metal driver/junction box