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  3. FW MURPHY OPLC-S-2000-EX

FW MURPHY OPLC-S-2000-EX Pressure Swichgage Vac Mwp 125

Oplc-s-2000-ex Fw Murphy Model Pressure Swichgage 125 Vac Mwp 2000 Psi Used

( Brand: Fw Murphy ), ( Manufacturer Part Number: OPLC-S-2000-EX ), ( Part Type: Pressure ), ( Valve Operation: Air-operated ), ( Country Of Origin: United States )

Review FW MURPHY Oplcs Ex Model Pressure Swichgage 125 Vac Mwp Psi Used

The **FW Murphy OPLC-S-2000-EX Pressure Switchgage** is a robust, high-performance explosion-proof pressure switch designed for demanding industrial applications where reliability, precision, and safety are paramount. Part of the OPLC-S series, this device is engineered to monitor and control pressure within systems operating at voltages up to **125V AC**, making it ideal for environments where electrical safety and compliance with stringent industrial standards are critical. With a **maximum working pressure (MWP) of 2000 PSI**, this switchgage excels in high-pressure applications such as hydraulic systems, pneumatic controls, oil and gas operations, and heavy machinery, where fluctuations in pressure can impact performance or pose safety risks.

Constructed with a **cast aluminum housing**, the OPLC-S-2000-EX is built to withstand harsh conditions, including exposure to dust, moisture, and corrosive substances, while maintaining operational integrity. Its **explosion-proof certification** ensures it meets rigorous safety standards, such as **Class I, Division 1, Groups A, B, C, and D**, as well as **Class II, Division 1, Groups E, F, and G**, making it suitable for use in potentially explosive atmospheres such as refineries, chemical plants, and mining operations. The switch features a **sealed, gasketed design** to prevent leaks and contamination, further enhancing its durability in demanding environments.

The OPLC-S-2000-EX incorporates a **high-precision pressure sensing mechanism**, providing accurate and repeatable switching points to ensure consistent performance. Its **adjustable set points** allow for customization to match specific application requirements, whether for pressure activation, deactivation, or differential control. The switch is equipped with **terminals rated for 125V AC**, ensuring compatibility with standard industrial control systems while maintaining electrical safety. Additionally, its **compact yet sturdy construction** allows for easy integration into existing instrumentation panels or direct mounting on equipment, minimizing installation complexity.

Beyond its technical specifications, the OPLC-S-2000-EX is designed with **user convenience in mind**, featuring a **clear, labeled pressure gauge** for visual monitoring and a **durable, easy-to-read display** that enhances operational efficiency. Its **quick-connect fittings** simplify installation and maintenance, reducing downtime and labor costs. Whether deployed in a high-pressure hydraulic system, a critical process control application, or an explosive hazard zone, this pressure switchgage delivers uncompromising performance, ensuring system reliability and operational safety in even the most challenging industrial settings.

### **Pros and Cons of buying a FW Murphy OPLC-S-2000-EX Pressure Switchgage (125VAC, MWP 2000)**

#### **Pros:**

1. **High Pressure Rating (2000 PSI)** Suitable for industrial applications requiring robust pressure monitoring, such as hydraulic systems, compressed air, or high-pressure fluid lines.

2. **Electrical Compatibility (125VAC)** Works with standard industrial control systems, making it easy to integrate with relays, PLCs, or alarms.

3. **Adjustable Pressure Settings** Allows for customization of upper and lower pressure limits, providing flexibility for different operational needs.

4. **Durable Construction** Likely built to withstand harsh environments, including vibration, temperature fluctuations, and moisture (assuming proper sealing).

5. **Direct Output Signal** Provides a clear electrical signal (open/close contacts) for monitoring or control purposes, reducing the need for additional sensors.

6. **Potential for Remote Monitoring** Can be paired with control systems for automated shutdowns or alerts in case of overpressure conditions.

7. **Cost-Effective for High-Pressure Needs** May be more affordable than multiple individual sensors or complex monitoring systems for similar applications.

#### **Cons:**

1. **Limited Pressure Range** If your application requires pressures significantly below 2000 PSI, this unit may be overkill, leading to unnecessary cost.

2. **No Digital Output** Relies on mechanical contacts, which can wear over time and may not be as reliable as solid-state or digital alternatives.

3. **Potential for False Triggers** Mechanical switches can sometimes misfire due to vibration or debris, requiring additional safeguards.

4. **Installation Complexity** May require proper sealing and mounting to prevent leaks or electrical hazards, especially in high-pressure systems.

5. **No Built-In Diagnostics** Unlike smart sensors, this unit does not provide real-time data logging or predictive maintenance features.

6. **Compatibility Issues** If the electrical connections (e.g., terminal block) do not match your system, additional adapters may be needed.

7. **Maintenance Requirements** Mechanical switches may need periodic inspection and adjustment to ensure reliable operation.

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### **Conclusion:**

The **FW Murphy OPLC-S-2000-EX** is a solid choice for applications requiring **high-pressure monitoring (up to 2000 PSI) with a simple electrical output**. It is well-suited for industrial environments where cost-effectiveness and durability are priorities, particularly in systems where mechanical switches are acceptable. However, if your application demands **precision, digital output, or long-term reliability without maintenance**, a modern solid-state or digital pressure sensor may be a better alternative.

For most **heavy-duty hydraulic, pneumatic, or high-pressure fluid systems**, this switchgage provides a **practical and cost-efficient solution**. However, if the application involves **frequent cycling, extreme conditions, or requires advanced diagnostics**, additional considerations (such as redundancy or smart sensors) may be necessary.

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### **Recommendation:** - **Buy if:**

- You need a **simple, mechanical pressure switch** for a **high-pressure system (2000 PSI)**.

- Your system **does not require digital output or data logging**.

- You are working within a **budget-conscious industrial setting** where reliability is prioritized over advanced features.

- The unit can be **properly sealed and installed** to prevent leaks or electrical issues.

- **Consider alternatives if:**

- You require **higher precision, digital communication (e.g., 4-20mA, Modbus), or predictive maintenance features**.

- Your application involves **frequent pressure fluctuations** that may stress mechanical contacts.

- You need **lower pressure ranges** (below 2000 PSI), in which case a lower-rated switch may be more appropriate.

- Your system requires **explosion-proof or intrinsically safe certification** (verify if this model meets those standards).

For most **basic high-pressure monitoring needs**, this switchgage is a **reliable and functional option**. However, always verify **specific application requirements, environmental conditions, and long-term maintenance plans** before purchasing.

Details:

Mistakes, however, do happen and items sometimes get damaged during transit. FW MURPHY, model OPLC-S- 2000 -EX, PRESSURE SWICHGAGE, 125 VAC, MWP 2000 PSI, CLEAN, USED, AS IS. THE FW MURPHY PRESSURE SWICHGAGE model OPLC-S- 2000 EX IS IN CLEAN, USED, AS CONDITION. MAX WORKING PRESSURE: 2000 PSI.

We greatly appreciate your patronage of our small American business.

part #: oplcs2000 prices

  • $400.00-$850.00

specifications valvesplumbing:

  • brand: Fw Murphy
  • mpn: Oplc-s-2000-ex
  • part type: Pressure
  • valve operation: Air-operated
  • country of origin: United States

offer valvesplumbing:

  • sold: 0
  • availability: In Stock
  • best offers: True
  • started: March 27, 2026
  • options: Ship-to-home
  • quantity: 1

general valvesplumbing:

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

returns valvesplumbing:

  • time: 30 Days
  • method: Money back
  • paid by: Buyer
  • policy: Returns Accepted

payments valvesplumbing:

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

shipping valvesplumbing:

  • type: Calculated
  • cost: $76.99
  • service: UPS Ground, UPS Next Day Air
  • carrier: UPS
  • class: Standard, One-day
  • transit: 4-7 Days

seller valvesplumbing:

  • rating: 99.9%
  • # reviews: 1539
  • city: Broussard, Louisiana
part type: pressure, valve operation: air-operated, country of origin: united states,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > valves manifolds, sku: 23373508918860813,
Fw Murphy OPLC-S-2000 Is Similar To:
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3 offers $400.00–$850.00 USD
  • New – Open box. Offer #1 priced at $850.00 + $76.99 shipping estimate = $926.99* total. MODEL: -EX. TYPE: PRESSURE SWICHGAGE.+$76.99 shipping
  • Used. Offer #2 priced at $420.00 + $76.99 shipping estimate = $496.99* total. THE FW MURPHY PRESSURE SWICHGAGE ( MODEL -EX) IS IN CLEAN, USED, AS IS CONDITION.+$76.99 shipping
  • New. Offer #3 priced at $400.00 + $12.13 shipping estimate = $412.13* total. With its AC current rating of 125VAC, this switch from the trusted brand Murphy is a high-quality solution for controlling pressure in various settings. The FW Murphy Pressure Switchgauge is a reliable and durable electrical equipment designed for commercial and industrial applications.+$12.13 shipping

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