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  3. HUMPHREY 320-120-50/60

HUMPHREY 320-120-50-60 Acting Solenoid Vai 320-120-50/60 120VAC 50/60HZ 8W 0-125PSI

Humphrey 320-120-50/60 Lot Of 4 320 Direct Acting Solenoid 120vac 50/60hz 8w 0-125psi Vai

( Brand: Humphrey ), ( Manufacturer Part Number: 320-120-50/60 ), ( Part Type: Solenoid ), ( Country Of Origin: United States )

Review HUMPHREY 320-120-50/60 Lot Of 320 Direct Acting Solenoid 120vac 50/60hz 8w 0-125psi Vai

The **Humphrey 320-120-50/60 320 Acting Solenoid** is a high-performance, versatile valve actuator designed for precision control in industrial, commercial, and automation applications where reliable pneumatic or hydraulic actuation is essential. Engineered with robust construction, this solenoid valve actuator operates on a **120VAC power supply**, compatible with both **50Hz and 60Hz** frequencies, ensuring seamless integration into global electrical systems. Its **8-watt power consumption** strikes an optimal balance between efficiency and performance, minimizing energy waste while delivering consistent, high-impact operation.

This solenoid is specifically categorized as a **320-acting type**, meaning it provides **double-acting functionality**, allowing for precise bidirectional control of fluid flow either opening or closing the associated valve with equal force and responsiveness. This dual-action capability makes it ideal for applications requiring bidirectional pneumatic or hydraulic actuation, such as in process control systems, fluid handling, or automated machinery where rapid and accurate valve positioning is critical. The actuator is rated for **0 to 125 PSI**, offering a broad operational range that accommodates a variety of system pressures, from low-pressure applications to moderate industrial environments.

Constructed with **durable materials**, the Humphrey 320-120-50/60 is built to withstand frequent cycling and prolonged use without compromising performance. Its compact yet sturdy design ensures easy installation in tight spaces, while its **modular compatibility** allows for seamless integration with existing valve systems, reducing downtime and maintenance costs. The solenoid s **electromagnetic coil** is precision-wound to ensure consistent activation, minimizing wear and extending the lifespan of the actuator. Additionally, its **low-power draw** and efficient energy conversion make it an economical choice for both continuous and intermittent operation.

Safety and reliability are paramount in the design of this solenoid, featuring **overload protection** and **thermal management** to prevent overheating during extended use. The actuator s **clean, dry operation** eliminates the risk of contamination, making it suitable for applications in cleanrooms, pharmaceutical, food processing, or any environment where hygiene is a concern. Whether used in **HVAC systems, water treatment plants, industrial automation, or custom machinery**, the Humphrey 320-120-50/60 delivers **consistent, repeatable performance** with minimal maintenance requirements.

For engineers and technicians seeking a **highly efficient, dual-acting solenoid valve actuator**, the Humphrey 320-120-50/60 stands out as a dependable solution. Its **universal voltage compatibility**, broad pressure range, and robust construction make it a versatile addition to any fluid control system, ensuring smooth operation, extended durability, and peace of mind in demanding industrial applications.

### **Pros and Cons of buying a Humphrey 320-120-50/60 320 Acting Solenoid (120VAC, 50/60Hz, 8W, 0-125psi, VAI)**

#### **Pros:**

1. **High Pressure Range (0-125psi)** Suitable for applications requiring moderate to high air pressure, such as pneumatic actuators, valves, or small compressed air systems.

2. **Dual Voltage (50/60Hz)** Compatible with both European (50Hz) and North American (60Hz) power supplies, making it versatile for global use.

3. **VAI (Voltage Actuated Interface) Compatibility** Works with VAI control systems, allowing for remote or automated operation via electrical signals, which is useful in industrial or automated setups.

4. **Moderate Power Consumption (8W)** Efficient for its class, reducing energy costs compared to higher-wattage solenoids.

5. **Reliable Brand (Humphrey)** Humphrey is a well-known manufacturer in pneumatic and solenoid technology, offering durable and dependable components.

6. **Compact and Standardized Design** Fits common pneumatic system configurations, making installation easier in existing setups.

7. **Adjustable Pressure Range** The 0-125psi range provides flexibility for different applications without needing multiple solenoid models.

8. **Low Maintenance** Solenoids of this type typically require minimal upkeep, mainly involving periodic lubrication and electrical connection checks.

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#### **Cons:**

1. **Limited Pressure Range for Heavy-Duty Use** At 125psi, it may not be sufficient for high-pressure industrial applications (e.g., heavy machinery, large-scale pneumatic systems).

2. **Single-Phase Power Requirement** Not suitable for three-phase systems, which could limit its use in certain industrial environments.

3. **Potential Noise and Vibration** Solenoids can generate noise and vibration during operation, which may be an issue in noise-sensitive environments.

4. **Dependence on Air Supply Quality** Requires clean, dry compressed air to prevent clogging or damage to internal components.

5. **No Built-in Pressure Regulation** The solenoid itself does not regulate pressure; an external regulator is needed to maintain consistent output.

6. **Limited Lifespan Under Heavy Use** Like all mechanical components, prolonged or extreme use may reduce its lifespan, requiring eventual replacement.

7. **Cost of Replacement Parts** While Humphrey is reliable, specialized parts (e.g., seals, coils) may be expensive or hard to source compared to more common brands.

8. **Electrical Safety Considerations** Must be installed and wired correctly to avoid hazards like short circuits or overheating, especially in wet or corrosive environments.

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### **Conclusion:**

The **Humphrey 320-120-50/60 320 Acting Solenoid** is a solid choice for applications requiring **moderate pressure (0-125psi), dual-voltage compatibility, and VAI control**. It is well-suited for **light to medium-duty pneumatic systems, small actuators, or automated valves** where reliability and ease of integration are priorities.

However, it is **not ideal for high-pressure industrial applications** or environments with extreme conditions (e.g., high humidity, corrosive gases). Users should ensure their air supply is clean and properly regulated, and they must follow installation guidelines to maximize performance and safety.

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### **Recommendation:**

- **Buy if:** You need a **reliable, dual-voltage solenoid** for **moderate-pressure pneumatic control** in a controlled environment (e.g., workshops, automated machinery, or small-scale industrial setups).

- **Avoid if:** You require **high-pressure operation (above 125psi), three-phase power, or extreme-duty performance**. In such cases, consider a **higher-pressure solenoid (e.g., 200psi ), a different brand with extended warranties, or a solenoid with integrated pressure regulation**.

For most **general-purpose pneumatic applications**, this solenoid is a **cost-effective and dependable option** from a trusted manufacturer. Always verify compatibility with your specific system before purchase.

Details:

Shipping quoted is for the CUS, outside CUS will need to be HI or AK. Lot of 4 HUMPHREY 320 DIRECT ACTING SOLENOID VALVE: 2 or 3 way balanced poppet valve for air, vacuum inert gases. Standard non-locking manual overrides and wire leads. 1/4 NPT ports with flow of 60 S cfm 100 pig.

Use as a Selector or Diverted valve. 2 position, spring return single solenoids can be used as NO, NC. Used, sold as is.

part #: 3201205060 prices

  • $88.88-$156.78

specifications valvesplumbing:

  • brand: Humphrey
  • mpn: 320-120-50/60
  • part type: Solenoid
  • country of origin: United States

shipping valvesplumbing:

  • cost: $22.50
  • class: Economy
  • type: Fixed
  • service: Economy
  • transit: 3-8 Days

payments valvesplumbing:

  • wallet: Google-pay
  • credit card: Mastercard
  • other

general valvesplumbing:

  • Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Other Valves Manifolds
  • condition: Used

offer valvesplumbing:

  • best offers: True
  • availability: In Stock
  • started: March 25, 2026
  • options: Ship-to-home
  • quantity: 1
  • sold: 0

seller valvesplumbing:

  • # reviews: 2073
  • rating: 100.0%
  • city: Poteet, Texas

returns valvesplumbing:

  • policy: No Returns
part type: solenoid, country of origin: united states,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > valves manifolds, sku: 23322704468916762,
Humphrey 320-120-50-60 Is Similar To:
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4 offers $88.88–$156.78 USD
  • New. Offer #1 priced at $152.34 + $12.90 shipping estimate = $165.24* total. Part Number 320-120-50/60.+$12.90 shipping
  • New. Offer #2 priced at $156.78 + $36.18 shipping estimate = $192.96* total. +$36.18 shipping
  • Used. Offer #3 priced at $88.88 + $12.90 shipping estimate = $101.78* total. +$12.90 shipping
  • Used. Offer #4 priced at $150.00 + $22.50 shipping estimate = $172.50* total. Used, sold as is. Lot of 4 HUMPHREY 320 DIRECT ACTING SOLENOID VALVE.+$22.50 shipping

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