Description
Altec AIR HOF 125 Oil Field Heatless Desiccant Air Dryer
With their standard rugged design features, Altec AIR’s HOF Series Heatless Oil Field Air Dryers provide clean, dry compressed air, resulting in improved air system operation with unparalleled reliability and safety in an often unforgiving environment.
The HOF Series is rated from 15 to 800 SCFM and includes key features such as ISO 8573.1 Class 2 -40°F/C standard outlet dew point; down to -58°F/-50°C possible in low dew point mode. Factory installed filters, regulated control air & adjustable purge, and a feature rich ETL listed Pro-Logic controller with a NEMA 4 enclosure.
Key Features
- Standard outlet dew point: ISO 8573.1 Class 2 -40°F/C standard outlet dew point; down to -58°F/-50°C possible in low dew point mode.
- Factory installed filters: Factory installed filters.
- Re-pressurization circuit: Separate re-pressurization circuit (HOF-0100 through HOF-0800).
- Pressure vessels: ASME / CRN pressure vessels (HOF-0100 through HOF-0800).
- Controller enclosure: Feature rich ETL listed Pro-Logic controller with NEMA 4 enclosure.
- Regulated control air: Regulated control air & adjustable purge.
- Power requirements: 120 VAC, 1 Phase, 60 Hz.
- Maximum pressure: 150–200 PSIG (model specific).
- Maximum operating temperature: 120°F / 49°C.
- Selectable cycles: Selectable cycles.
- Safety & mufflers: ASME safety relief valves and OSHA approved mufflers.
- Stainless tubing & fittings: Stainless steel control tubing & 316 stainless steel compression fittings.
- Configured option: Class 1 / Div 2 hazardous location classification (X12)
- Configured option: Hazardous location dew point purge control (E)
- Configured option: 9-way bypass with dual selectable PRE & AFTER filter (9)
Specifications
| Model | HOF-0125-1-X12E-9 |
|---|---|
| Dryer Type | Oil Field Heatless Desiccant Air Dryer |
| Flow Capacity | 125 SCFM @ 100 PSIG |
| Inlet / Outlet Ports | 1" NPT |
| Approx. Purge | 18.8 SCFM |
| Rated Dew Point | ISO 8573.1 Class 2 -40°F/C standard outlet dew point; down to -58°F/-50°C possible in low dew point mode. |
| Power Requirements | 120 VAC / 60 Hz / 1 Phase |
| Maximum Pressure | 150–200 PSIG (Model Specific) |
| Maximum Operating Temperature | 120°F / 49°C |
| Dimensions (in) | W 24 × D 32 × H 78 |
| Weight | 485 lb |
Benefits
- Improves air system operation: Provides clean, dry compressed air to support stable system performance.
- Built for harsh environments: Designed for reliability and safety in oil field conditions.
- Integrated filtration and controls: Includes factory installed filters and a Pro-Logic controller in a NEMA 4 enclosure.
- Flexible configuration: Supports optional EcoTronic control, bypass packages, hazardous classifications, and non-yellow material of construction where required.
Installation & Application Notes
- Confirm available power meets 120 VAC, 1 Phase, 60 Hz requirements.
- Verify system pressure aligns to the model-specific maximum pressure range (150–200 PSIG).
- Maintain inlet temperature within the maximum operating temperature of 120°F / 49°C.
- Select a model sized to your required SCFM at 100 PSIG.
The Altec AIR HOF 125 provides clean, dry compressed air with a standard ISO 8573.1 Class 2 -40°F/C standard outlet dew point rating at 125 SCFM @ 100 PSIG, supporting reliable air system operation in oil field environments.
Frequently Asked Questions
Altec AIR HOF 125 Oil Field Heatless Desiccant Air Dryer
▶️ Question: What outlet dew point does the HOF 125 support?
Answer: ISO 8573.1 Class 2 -40°F/C standard outlet dew point; down to -58°F/-50°C possible in low dew point mode.
▶️ Question: What are the power requirements for the HOF 125?
Answer: Power requirements are 120 VAC, 1 Phase, 60 Hz.
▶️ Question: What options are available for the HOF Series?
Answer: Options include EcoTronic dew point demand control, dual filter & bypass packages, NEMA 7 and other hazardous area classifications, and non-yellow material of construction (stainless steel / nickel plated valves).
▶️ Question: Does the HOF 125 include filtration and a controller?
Answer: Yes. The HOF Series includes factory installed filters and a feature rich ETL listed Pro-Logic controller with a NEMA 4 enclosure.
▶️ Question: What are the maximum pressure and temperature limits?
Answer: Maximum pressure is 150–200 PSIG (model specific) and maximum operating temperature is 120°F / 49°C.
