Larson 2W Low Profile Industrial Ultraviolet LED Light - Low Voltage UVC Germicidal Linear Fixture - 13.38" Long $50 - $100 The main difference is that

The main difference is that we add a battery backup unit that adds emergency light functionality to the fixture

24A @ 277V Surface Mount Junction Boxes Ambient Operating Temp Range:-50° C to +65°C   Operating Temp Rating: T5   Lamp Housing Material: Copper Free Cast Aluminum   Lens Material: Hardened Borosilicate Glass   Mount Material: Non-Sparking Aluminum w/ SS Hardware   Gasket Material: Silicone Mounting: Slip Fit Yoke Mount w/ Adjustable Bracket Mount OD: 2"

LED Drivers:

which have a higher ambient operating temperature range than standard LEDs

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Larson 2W Low Profile Industrial Ultraviolet LED Light - Low Voltage UVC Germicidal Linear Fixture - 13.38" Long $50 - $100 The main difference is thatBuy American Compliant The Larson Electronics IND 12 IPS LED UVC 1227 is a low voltage ultraviolet industrial germicidal lighting solution that is NRTL listed to UL 1598 standards for use in wet locations. This powerful 13. 38" long LED strip 2W light produces 3500 mW radiant intensity, operates on 12 V DC or 24 V DC, and is suitable for non hazardous locations where UV lamps are used in paint and adhesive curing, food inspection or for non