Front top flat view LONTU round LED Explosion Proof High Bay Light, gray gear-edge aluminum flameproof bezel, central LONTU logo & dense SMD LED array
  • High Lumen Output
  • -45°C ~ 85°C
  • 24/7 Operation
Front diagonal view LONTU brand round LED Explosion Proof High Bay Light, gray gear-edge die-cast aluminum heat sink housing with adjustable U mounting bracket
Rear diagonal view LONTU Round LED Explosion Proof High Bay Light, gray large curved fin heat sink aluminum housing with U-type adjustable mounting bracket
Front vertical view LONTU Round LED Explosion Proof High Bay Light, gray multi-layer fin heat sink aluminum housing with U-type suspension & wall mounting bracket

Products Applications Overview

Explosion-proof LED lights for oil & gas, chemical, mining, and marine hazards.

Extreme UV & Temperature Variation

Extreme UV & Temperature Variation

Explosion-proof LED lighting for refineries, offshore platforms, and flammable gas zones with extreme UV and temperature swings.

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Corrosive Gases & Dust Accumulation

Corrosive Gases & Dust Accumulation

Explosion-proof LED lighting for chemical plants, cleanrooms, and pharmaceutical zones with corrosive gases and heavy dust.

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Humid, Dusty, High Temperature, 24/7 Continuous Operation

Humid, Dusty, High Temperature, 24/7 Continuous Operation

Durable explosion-proof LED lighting for underground mines, tunnels, and metallurgy in humid, dusty, high-temperature 24/7 environments.

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Humid, Water Mist, Dusty, Low Temperature

Humid, Water Mist, Dusty, Low Temperature

Waterproof explosion-proof LED lighting for food processing plants and storage facilities in humid, misty, dusty, low-temperature conditions.

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High Temperature Environment

High Temperature Environment

High-efficiency explosion-proof LED lighting for power plants, substations, and smelting/metallurgical facilities in high-temperature environments.

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High Humidity & High Corrosion

High Humidity & High Corrosion

Weatherproof explosion-proof LED lighting for ports, railways, bridges, and transportation hubs in high-humidity and corrosive conditions.

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our Products

Case Studies

Real success stories of our explosion-proof LED lighting in hazardous industries.

Longtu Explosion Proof LED High Bay Lights Deliver Reliable Solution for Harsh Cement Plant Environment

Cement Plant
China
6m, 8m, 10m
Longtu explosion proof LED high bay lights achieved 300+ lux in cement plant while saving...
View Project Details

Longtu Explosion Proof LED Lights Ensure Safe and Efficient Lighting for a Modern Cigarette Factory

Cigarette Factory
China
4.5m, 6m, 9m
Longtu explosion proof LED lights achieved 300+ lux in the cigarette factory while saving 60%...
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Longtu Explosion Proof LED Lights Deliver Safe and Energy-Efficient Illumination for a Modern Gas Station

Gas Station
Philippines
8m
Longtu explosion proof LED lights achieved 300+ lux at 8m height while saving 60% energy....
View Project Details

Longtu Explosion Proof LED Lights Provide Reliable Lighting Solution for a Major Russian Steel Plant

Steel Mill
Russia
6m, 8m, 10m
Longtu explosion proof LED lights replaced HID lamps, achieving 300+ lux while saving 60% energy....
View Project Details

11+ Y

Established in 2015.

OEM/ODM

Support OEM/ODM.

FACTORY

More than 200 employees.

HIGH QUALITY

Product quality inspection 100%.

Factory Scene

10,000 m² Zhongshan factory: strict QC, certified explosion-proof LED lighting.

Outside the factory

Outside the factory

Lobby

Aging Area

Test Laboratory

Assembly Area

Assembly Area

Assembly Area

Certificate Wall

Showroom

Showroom

Showroom

Production Process

Top explosion-proof LED lights trusted by global industries.
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Die casting moulds plate

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Die casting moulds

3

Punching

4

Sanding

5

Automatic grinding

6

Assembly line

7

Assembly of lamps

8

Test finished product

Our Certificates

Certified for Safety – ATEX, CE, IECEx & more, guaranteeing top compliance in hazardous areas worldwide.
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System Solutions

Customized explosion-proof LED systems with full support from design to 24/7 reliability.

Custom Assessment & Design

Site evaluation and OEM/ODM solutions for your specific needs.

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Certified Integration & Delivery

ATEX/IECEx systems with 100% inspection and quick turnaround.

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24/7 Technical Support & Reliability

Ongoing assistance and traceability for uninterrupted safety.

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Latest News

Company updates, new products, certifications, and industry news.

Explosion-Proof Lighting for New Energy Sites: 2026 Buyer Checks for High Bay and Flood Lights

Explosion-Proof Lighting for New Energy Sites: 2026 Buyer Checks for High Bay and Flood Lights Opening: why new energy projects changed the lighting discussion In……

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Explosion-Proof Fluorescent Lamps for Hazardous Corridors, Warehouses, and Service Areas

Explosion-Proof Fluorescent Lamps for Hazardous Corridors, Warehouses, and Service Areas Opening: why fluorescent-style linear lighting still matters Recent lighting discussions……

Read More

GBK Explosion-Proof Flood Lights for Outdoor Process Zones and Emergency Planning

GBK Explosion-Proof Flood Lights for Outdoor Process Zones and Emergency Planning Opening: outdoor hazardous lighting is becoming more checklist-driven From……

Read More

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Global Locations & Support

Applications Overview

Quick Links

Zhongshan, Guangdong, China (Headquarters & Factory)

Address: No.81 Caoxing West Road, Guzhen Town,

Zhongshan City, Guangdong Province

Email: aiwen@exltfb.com

Phone: +8613025502307

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  • Chemical & Pharmaceutical Industry
  • Mining & Metallurgy Industry
  • Food and agro-processing Industry
  • Energy & Utilities Industry
  • Infrastructure & Transportation Industry
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