Product
Indoor high-bay LED “UN-C3”
Features
Indoor High-Bay LED Light UN-C3
The ultimate cost-performance monster.
Designed specifically for indoor installations such as factories and
warehouses with high ceilings, delivering exceptional cost performance.

Ultra-lightweight design
An ultra-lightweight design weighing only 1.9 kg (UN-C3-LOW).
The newly designed heat sink provides excellent heat dissipation performance.

The highest luminous efficiency ever
The highest luminous efficiency in Nikken Hardware history, achieving 180 lm/W based on measured luminaire efficiency.

New concept
By adopting a light-emitting cover with integrated lens functionality,
a significant cost reduction has been achieved.

Ceiling suspension
Use the supplied eye bolt to suspend the fixture from the ceiling with a chain or similar hardware.
Please note that the chain and related accessories must be provided by the customer.

Arm mounting
For ceiling installation, mount the fixture to an H-beam using hanging hardware.
For wall installation, secure it to the wall with bolts.
The arm allows tilting up to ±60°, enabling adjustment of the lighting angle.
Please purchase the optional arm separately: Model “UN-C3-BR1.”
Specifications
Indoor High-Bay LED Light UN-C3
| Item | UN-C3-LOW | UN-C3-HIGH |
|---|---|---|
| Model | UN-C3-LOW | UN-C3-HIGH |
| Body Color | Black | Black |
| Beam Angle | 120° | 120° |
| Power Consumption | 100W (±5%) | 150W (±7%) |
| Luminous Flux | 18,000 lm | 27,000 lm |
| Light Color | 5,000 K | 5,000 K |
| Color Rendering Index | Ra70 | Ra70 |
| Current | 100V: 1.0A / 200V: 0.53A | 100V: 1.5A / 200V: 0.79A |
| Input Voltage | AC100V–240V | AC100V–240V |
| Power Factor | > 0.92 | > 0.92 |
| Surge Protection | Normal mode: 6kV / Common mode: 6kV | Normal mode: 6kV / Common mode: 6kV |
| Product Weight | 1.91 kg | 2.33 kg |
| Arm Weight | 750 g (UN-C3-BR1: optional) | 750 g (UN-C3-BR1: optional) |
| Cable Length | 1.5 m | 1.5 m |
| IP Rating | IP54 | IP54 |
| Impact Resistance | IK07 | IK07 |
| Certifications / Tests | Electrical Appliance and Material Safety Law (PSE), Impact test (IEC 60068-2-6) | Same |
| Rated Lifetime | 50,000 hours (at ambient temperature 25°C) | Same |
| Operating Temperature | -30°C to 45°C (humidity ≤ 90%) | Same |
| Warranty Period | 3 years from product shipment date | Same |
| Materials | Body: Aluminum die-cast; Lens: Polycarbonate; Eye bolt: Stainless steel (SUS) | Same |
| Accessories | Eye bolt ×1, Safety wire ×2, Sleeve ×2, Web manual QR code sheet ×1 |

