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Description

RAB SHARK4/PIR Field-Adjustable, Linear Washdown Vapor Tight — 50/40/30W Selectable — 3500K/4000K/5000K — White

The RAB SHARK4/PIR is a 4-foot field-adjustable linear washdown vapor tight fixture with an integrated passive infrared (PIR) occupancy sensor, delivering up to 7,323 lumens with field-selectable wattage (50W / 40W / 30W) and field-selectable CCT (3500K / 4000K / 5000K) via onboard switches. Operating on 120–277V / 50–60Hz with 0–10V dimming to 10%, the SHARK4/PIR is UL Listed for Wet Locations, IP66 rated, NEMA 4X corrosion-resistant, and NSF Certified. Rated for 100,000 hours, backed by a 5-year warranty, and DLC Listed.

Key Features

  • Selectable Wattage: Field-adjustable 50W / 40W / 30W via onboard switch — no tools or rewiring required.
  • Maximum Lumen Output: Up to 7,323 lumens at 50W / 4000K.
  • Peak Efficacy: Up to 151 lm/W at 50W / 4000K.
  • CRI: 84–85 CRI (85 CRI at 4000K and 5000K).
  • Selectable CCT: Field-adjustable 3500K / 4000K / 5000K via onboard switch.
  • PIR Occupancy Sensor: Passive infrared sensor — max mounting height 40 ft.; detection range 40 ft. diameter at 40 ft.; input voltage 12VDC; input current 30mA.
  • Sensor Default Settings: Motion sensitivity High · Triggered brightness 100% · Hold time 20 min · Standby dim 20% · Standby time 1 min · When vacant: Off · Daylight: Disabled.
  • Adjustable Sensor Settings (via MSR1 Remote): Standby dim: 10/20/30/50% · Standby time: 0s/10s/30s/1min/5min/10min/30min/60min/+∞ · Daylight threshold: 2/10/30/50/80/120 Lux/Disable.
  • Dimming Protocol: 0–10V continuous dimming to 10% — requires separate 0–10V DC dimming circuit.
  • Voltage & Driver: 120–277V / 50–60Hz; constant-current driver.
  • Location Rating: UL Listed for Wet Locations · IP66 · NEMA 4X · NSF Certified.
  • Operating Temperature: Cold-start to −40°F (−40°C); max ambient +140°F (+60°C).
  • Rated Life: 100,000 hours (L70).
  • Warranty: 5-year RAB no-compromise warranty.
  • Surge Protection: 2.5kV.

Performance & Light Output

At 50W: 6,926 lm / 3500K · 7,323 lm / 4000K · 7,070 lm / 5000K. At 40W: 5,877 / 6,140 / 5,966 lm. At 30W: 4,489 / 4,658 / 4,569 lm. Peak efficacy: 151 lm/W at 50W / 4000K. CRI: 84 at 3500K, 85 at 4000K and 5000K. Rated life: 100,000 hours (L70).

Smart & Control Features

The SHARK4/PIR integrates a passive infrared occupancy sensor (12VDC, 30mA) that dims the fixture to standby when no motion is detected and restores full output on detection. Settings adjustable via MSR1 Remote (sold separately): standby dim (10/20/30/50%), standby time (0s to +∞), and daylight threshold (2–120 Lux or Disable). Battery backup (/E) is also available on the SHARK4 for egress code compliance.

Electrical

Constant-current driver · 120–277V / 50–60Hz · Surge protection: 2.5kV · 0–10V dimming to 10% · RoHS compliant.

Construction

Housing: Impact-resistant polycarbonate with stainless steel hardware and high-temperature silicone gaskets.

Lens: Diffuse polycarbonate for broad, even light distribution.

Finish: White.

Environmental: IP66 · NEMA 4X · UL Listed Wet · NSF Certified · −40°F to +140°F.

Dimensions & Weight: 48″ L × 4 1/8″ W × 5 1/2″ H · 13.11 lbs.

Installation & Mounting

Metal bracket with hooks included. 0–10V dimming requires a separate 0–10V DC circuit. Sensor settings adjusted via MSR1 Remote (sold separately).

Accessories (sold separately):

  • ANGSHARK-G2 — Angular stainless steel corner bracket screws for 2–4ft fixtures
  • JBSHARK-G2 — Junction box mounting plate gasket screws for 2–4ft fixtures
  • TPKSHARK-G2 — Tamperproof kit bracket screws for 2–4ft fixtures
  • MSR1 Remote — Multi-sensor remote control (required for sensor adjustments)

Certifications & Rebates

  • UL Listed: Wet Location.
  • NSF Certified.
  • NEMA 4X · IP66.
  • DLC Listed: Stairwell/Passageway — S-QEWAXU · Direct Linear Ambient — S-ICZWTG · Low-bay Commercial & Industrial — S-V8PXFE. Search at designlights.org.
  • RoHS Compliant.

Typical Applications

  • Food Processing & Washdown Areas: NSF Certified, IP66 rated, with PIR sensor for automatic occupancy control.
  • Low-bay Commercial & Industrial: DLC Listed for low-bay applications; PIR sensor reduces energy use during unoccupied periods.
  • Cold Storage & Freezer Rooms: −40°F cold-start with occupancy control for energy savings.
  • Parking Garages & Covered Structures: Automatic dimming when unoccupied reduces energy consumption.

What’s Included

  • RAB SHARK4/PIR 4-foot Field-Adjustable, Linear Washdown Vapor Tight fixture with PIR sensor — White
  • Metal bracket with hooks

Specifications

Dimensions

Length/Depth
48 in
Width/Diameter
5.5 in
Height
4.13 in
Weight
13.11 lb

Style & Materials

Material
Polycarbonate

Characteristics & Features

Lamp Color
3500K, 4000K, 5000K, Selectable CCT
Color Rendering
85 CRI
Delivered Lumens
7300
Dimmable
Yes

Electrical Information

Voltage
120-277V
Total Wattage
50W

Item Details

MPN
SHARK4/PIR
Brand
RAB Lighting
UPC
192552029414

Warranty & Certifications

Product Warranty
5 Years
Lamp Life
100,000 Hours
Product Rating
IP66 Rated

Shipping & Returns

Shipping: Enjoy free standard shipping on most orders over $99. Exclusions apply for oversized & commercial items. We ship to the contiguous 48 United States.

Returns: We offer a 60-day return window for most items. Products must be in their original, unused condition with all packaging. Exclusions: Special orders, clearance, and custom items.

See Full Shipping Policy | See Full Return Policy

Frequently Asked Questions

How does the PIR sensor on the SHARK4/PIR work?

The integrated PIR sensor detects motion within a 40 ft. diameter at up to 40 ft. mounting height. On detection, the fixture operates at triggered brightness (default 100%). After the hold time (default 20 min) with no motion, it dims to standby (default 20%) or turns off. Settings adjusted via MSR1 Remote (sold separately).

How do I adjust wattage, CCT, and sensor settings on the SHARK4/PIR?

Wattage (50/40/30W) and CCT (3500K/4000K/5000K) are set via onboard selector switches before or after installation. Sensor settings adjusted via MSR1 Remote: standby dim (10/20/30/50%), standby time (0s–+∞), daylight threshold (2–120 Lux or Disable).

Is the SHARK4/PIR rated for wet locations and food processing?

Yes — UL Listed for Wet Locations, IP66 rated, NEMA 4X corrosion resistant, and NSF Certified for food preparation areas. Operating temperature: −40°F (−40°C) to +140°F (+60°C).

What is the detection range and mounting height limit for the PIR sensor?

40 ft. diameter detection at 40 ft. max mounting height. For higher ceilings or areas with obstructions, consider the SHARK4/MVS (microwave sensor, 50 ft. max height, 50 ft. detection diameter). Battery backup (/E) is also available on the SHARK4 for egress compliance.

Is the RAB SHARK4/PIR DLC certified for utility rebates?

Yes — DLC Listed under Stairwell/Passageway (S-QEWAXU), Direct Linear Ambient (S-ICZWTG), and Low-bay Commercial & Industrial (S-V8PXFE). Search the applicable product code at designlights.org to verify rebate eligibility.
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