Norgren HL84C-4GP-EDN Oil Fog Lubricator - Closed Bowl

Part Number: HL84C-4GP-EDN
Manufacturer
Norgren
Part number
HL84C-4GP-EDN

Quick Summary

HL84C-4GP-EDN oil fog lubricator is designed to deliver a consistent oil mist in compressed air systems for heavy-use cylinders and air tools. It helps prevent uneven lubrication that can cause wear, binding, and unplanned downtime in demanding automation lines. This unit is Salt Spray ISO 9227 compliant and features a rugged ABS cover with high-impact properties, supporting reliability in harsh environments. Its inline or modular installation options simplify retrofits and new builds, reducing installation time and space requirements. For engineers and maintenance teams, this translates into longer tool life, lower maintenance costs, and predictable performance across varying conditions.

Product Information

Extended Description

HL84C-4GP-EDN Norgren: Excelon Plus design allows in-line installation or modular installation | Oil fog lubrication is ideal when heavier lubrication is required over short distances such for large bore clyinders, air motors and air tools | Flow sensor provides a nearly constant oil/air ratio over a range of flows | Salt Spray compliant to ISO 9227 | ABS cover with high impact properties
Medium
Compressed air
Operating Temperature
-34 ... 80 °C, -29 ... 176 °F
Port Size
G1/2
Drain Type
Closed bowl
Maximum Inlet Pressure
20 bar
Lubricator Fog Type
Oil fog
Flow
91 dm3/sec, 193 scfm
Start point
0.94 dm3/sec
Materials - Body
Diecast aluminium
Materials - Bowl
Diecast aluminium
Materials - Elastomers
Nitrile rubber
Dimensions - Height
212 mm
Dimensions - Length
70 mm
Dimensions - Width
72 mm
Weight
0.53 kg
Country of Origin
United Kingdom
Range
HL84C
Series
Excelon Plus
Brand
IMI Norgren
The HL84C-4GP-EDN offers in-line or modular installation, enabling either retrofit into existing lines or clean-slate automation setups. This flexibility shortens project timelines and minimizes plumbing complexity, especially in high-density manifolds used on large-bore cylinders and air tools. Oil fog lubrication delivers heavier lubrication over short distances without flooding the line, extending cylinder life and reducing tool wear. In practice, technicians see improved reliability in push-and-pull cycles and high-load applications. A built-in flow sensor maintains a nearly constant oil/air ratio across a broad range of flows, maximizing efficiency and reducing oil waste. This feature supports consistent performance on machines with fluctuating demand, such as automated pick-and-place and stamping equipment. Rugged construction uses diecast aluminium bodies and bowls with nitrile elastomers, while ISO 9227 salt spray compliance protects components in corrosive environments. The closed bowl drain minimizes contamination and maintenance, and the ABS cover adds impact resistance for workshop and factory floors. Designed for fast commissioning, standard port size G1/2 and a compact profile fit tight spaces without sacrificing accessibility for service. Together, these specs help maintain compliance with industry standards while delivering predictable lubrication to heavy-duty lines.

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FAQs

HL84C-4GP-EDN supports both inline and modular installation, allowing seamless integration into new lines or retrofits. Use the G1/2 port connections for straightforward mounting, ensure the bowl is correctly oriented, and follow the installation guide to minimize downtime. The modular option is ideal when space is constrained or future expansion is planned.
Key specs include a G1/2 port size, maximum inlet pressure of 20 bar, operating temperature of -34 to 80 °C, flow of 91 dm3/sec (193 scfm), start flow of 0.94 dm3/sec, and a closed-bowl design. Medium is compressed air, with diecast aluminium body and bowl and nitrile elastomer seals for durability.
Yes. The HL84C-4GP-EDN is designed for heavier lubrication when needed over short distances, such as large-bore cylinders, air motors, and air tools. This ensures robust lubrication where load demands are high, reducing wear while avoiding over-lubrication elsewhere in the system.
The unit is ISO 9227 salt spray compliant for corrosion resistance, featuring a diecast aluminium body and bowl with nitrile elastomer seals and an impact-resistant ABS cover. The closed-bowl drain helps minimize contamination. Regular checks of oil level and line cleanliness are advised to sustain consistent lubrication and performance.
HL84C-4GP-EDN is part of the Excelon Plus series, designed for compatibility with inline and modular configurations across automation lines. Its G1/2 port, durable materials, and island-friendly dimensions enable straightforward replacement or expansion alongside other Excelon Plus lubricators and Norgren components in heavy-duty pneumatic systems.