The RAB RBAY22M is the mid-size model of the field-adjustable RBAY22 linear LED high bay series, delivering up to 37,056 lumens at 260W. Wattage (260W / 220W / 160W), CCT (3500K / 4000K / 5000K), and beam angle (55° / 85° / 105°) are all field-selectable on-site. Operating on 120–277V with 0–10V dimming (dims to 10%) and 6kV+6kV surge protection, this fixture is UL Listed for Wet Locations, rated IP66 and IP69K, NSF certified, and IK10 impact-rated. Certified DLC Premium (120–277V code: S-LZVF25). Rated 100,000 hours per IES LM-80 / TM-21. 5-year RAB warranty. Replaces 600W+ MH/HPS/fluorescent high bays.

Key Features

• Selectable Wattage: Field-adjustable 260W (default) / 220W / 160W via onboard switch — no tools required.
• Selectable CCT: Field-adjustable 3500K / 4000K / 5000K (default 4000K) via onboard switch.
• Selectable Beam Angle: 55° / 85° (default) / 105° — field-adjustable optics for precise photometric control.
• Maximum Lumen Output: 37,056 lm at 260W (120–277V).
• Peak Efficacy: Up to 142.5 lm/W — strong energy savings vs. legacy HID sources.
• CRI & Color Uniformity: 80+ CRI; color uniformity per ANSI C78.377-2017.
• Dimming Protocol & Range: 0–10V continuous dimming, dims to 10%; requires separate 0–10V DC dimming circuit.
• Voltage & Driver: 120–277V / 50–60Hz; Constant Current, Class 1 driver.
• Location Rating: UL Listed for Wet Locations · IP66 and IP69K.
• Impact Rating: IK10 rated for protection against physical impact.
• Cold Weather Start: Starts at −20°C (−4°F); max ambient 50°C (122°F). With battery backup: starts at 0°C (32°F), max ambient 45°C (113°F).
• Surge Protection: 6kV+6kV.
• Certifications: UL Listed (Wet) · IP66 / IP69K · IK10 · NSF · DLC Premium (S-LZVF25) · RoHS Compliant.
• Rated Life & Standard: 100,000 hours per IES LM-80 / TM-21.
• Warranty: 5-year RAB limited warranty covering light output, driver performance, and paint finish.
• Green Technology: Mercury-free, UV-free, RoHS-compliant components.

Performance & Light Output

At 260W: 37,056 lm (3500K / 4000K / 5000K selectable).
At 220W: proportional output across all CCT selections.
At 160W: proportional output across all CCT selections.
CRI: 80+. Beam angle: 55° / 85° / 105° — field-selectable. Rated life: 100,000 hours per IES LM-80 / TM-21 (L70). Color uniformity per ANSI C78.377-2017.

Lens & Optics

The RBAY22M features a field-selectable beam angle system: 55° (narrow, for high mounting heights ≥ 30 ft), 85° (default, general industrial), and 105° (wide, for broader coverage at mid-range heights). Lens: polycarbonate. Selection is made on-site with no additional accessories required.

Smart & Control Features

Standard 0–10V dimming built in. Optional sensor accessories:

• PIR40 — High Ceiling Low Voltage PIR Sensor, White
• PIR40/LCB — LC Blue High Ceiling Low Volt Luminaire Controller with PIR, White
• MVS50 — High Ceiling Low Voltage MVS Sensor, White
• MVS50/LCB — LC Blue High Ceiling Low Volt Luminaire Controller with MVS, White
• MSR1 — Multi Sensor Remote Control, IP20

Electrical

Input voltage: 120–277V / 50–60Hz. Constant Current, Class 1 driver. Power factor (default): 99.8% at 120V, 95.7% at 277V, 96.7% at 480V. THD (default): 4.74% at 120V, 7.69% at 277V, 3.9% at 480V. Input current — 260W: 2.2A (120V) / 1.3A (208V) / 1.1A (240V) / 1.0A (277V); 220W: 1.85A (120V) / 1.1A (208V) / 0.95A (240V) / 0.85A (277V); 160W: 1.35A (120V) / 0.8A (208V) / 0.7A (240V) / 0.6A (277V). Surge protection: 6kV+6kV. Emergency battery backup: EMHB30 (30W, for 160W & 260W models), EMHB30/LCB. Mercury-free, UV-free, RoHS compliant.

Construction

Housing: Die-cast aluminum. Lens: Polycarbonate. Finish: High-durability powder-coat — White. IP66 & IP69K. IK10 impact rated. NSF certified. Weight (120–277V): 11.1 lbs. Dimensions: 23¾″ L × 12¾″ W × 3¾″ H.

Installation & Mounting

Comes standard with V-hooks for chain mounting. Optional accessories:

• PMKRBAY22 — Pendant Mount Kit, White
• EMHB30 — Emergency Battery Backup 30W (160W & 260W models), White
• EMHB30/LCB — Emergency Battery Backup 30W with LCB, White

Ceiling height guidance: 160W for 20–30 ft; 220W for 25–35 ft; 260W for 30–40 ft.

Certifications & Rebates

UL Listed (Wet Location) · IP66 / IP69K · IK10 · NSF Certified · DLC Premium — Product Code: S-LZVF25. Search S-LZVF25 at designlights.org to verify utility rebate eligibility. Meets DLC 5.1 requirements. RoHS Compliant.

Typical Applications

• High-Bay Warehouses & Distribution Centers: 37,056-lm output and selectable beam angles handle wide aisles and mounting heights of 30–40 ft.
• Food Processing & Wash-Down Environments: IP69K and NSF certification suit high-pressure cleaning facilities.
• Cold Storage & Refrigerated Warehouses: −20°C cold-start rating ensures performance in freezer environments.
• Manufacturing & Heavy Industrial: IK10 impact rating and die-cast aluminum withstand demanding mechanical environments.
• Convention Centers & Large Open Spaces: Broad 105° beam option and high lumens provide even coverage over large floor areas.

What's Included

• RAB RBAY22M LED Linear High Bay Fixture
• V-Hooks for Chain Mounting