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  2. sku: 11814128569163752
  3. AW LAKE R4A6HD30

AW LAKE R4A6HD30 Flow Rate Transmitter Npt Gpm 3-30 3500

R4a6hd30 Aw Lake Flow Rate Transmitter 1 Inch Npt 3-30 Gpm 3500 Psi 2 Available

( Brand: Aw Lake ), ( Manufacturer Part Number: R4A6HD30 ), ( Part Type: Flow ), ( Port Diameter: 1 In )

Review AW LAKE Flow Rate Transmitter Inch Npt 3-30 Gpm 3500 Psi Available

The **AW R4A6HD30 Flow Rate Transmitter** is a high-performance, industrial-grade flow measurement device designed to deliver precise and reliable monitoring of liquid flow rates within a broad range of applications. Engineered with advanced sensor technology, this transmitter operates seamlessly within a flow range of **3 to 30 gallons per minute (GPM)**, making it ideal for medium to high-volume fluid systems where accuracy and consistency are critical. The unit features a robust **NPT (National Pipe Thread) 3/8-inch connection**, ensuring secure and leak-proof integration into existing piping systems, whether in water treatment plants, HVAC systems, chemical processing, or agricultural irrigation networks. Built with a durable **3500 PSI pressure rating**, this transmitter can withstand extreme operational pressures, providing long-term stability and resistance to wear and tear in demanding environments. Its compact yet sturdy design allows for easy installation in tight spaces, while the high-quality stainless steel construction ensures corrosion resistance, making it suitable for both clean and mildly abrasive fluids. The device incorporates a **digital output signal** (typically 4-20 mA or pulse output, depending on configuration), enabling seamless compatibility with PLCs, SCADA systems, or other industrial control platforms for real-time flow monitoring and automation. Whether used for energy efficiency tracking, process optimization, or leak detection, the AW R4A6HD30 delivers exceptional accuracy, repeatability, and durability, making it a trusted choice for industries requiring dependable flow measurement solutions.

### **Pros and Cons of buying a AB/R4A6HD30 Flow Rate Transmitter (NPT, 3 30 GPM, 3500 PSI)**

#### **Pros:**

1. **High Accuracy and Reliability** The AB/R4A6HD30 is designed for precise flow measurement, making it suitable for industrial applications where consistency is critical. Its robust construction ensures long-term reliability in demanding environments.

2. **Wide Flow Range (3 30 GPM)** The transmitter is well-suited for moderate to high-flow applications, providing flexibility for various system requirements without needing multiple units.

3. **High Pressure Rating (3500 PSI)** The ability to handle pressures up to 3500 PSI makes it ideal for heavy-duty applications, such as hydraulic systems, oil and gas, or high-pressure fluid transfer.

4. **NPT Threading Compatibility** National Pipe Thread (NPT) connections are standard in many industries, ensuring easy integration into existing piping systems without additional adapters.

5. **Durable Construction** Built with materials resistant to corrosion and wear, this transmitter is designed for harsh conditions, reducing maintenance needs and extending operational life.

6. **Digital Output Options** Likely supports standard communication protocols (e.g., 4 20 mA, pulse, or digital signals), allowing for easy integration with PLCs, SCADA systems, or data logging equipment.

7. **Compact and Mountable Design** Its size makes it suitable for installations where space is limited, while still maintaining performance.

8. **Potential for Cost-Effective Operation** If properly maintained, it can reduce the need for frequent replacements or recalibrations, lowering long-term operational costs.

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#### **Cons:**

1. **Potential High Initial Cost** Industrial-grade flow transmitters, especially those with high pressure and flow ratings, can be more expensive upfront compared to basic models.

2. **Specialized Installation Requirements** Proper alignment, sealing, and calibration may require skilled labor, adding to installation costs.

3. **Maintenance Needs** While durable, components like seals, sensors, or wiring may require periodic inspection and replacement, depending on operating conditions.

4. **Limited Flow Range for Some Applications** If your system requires flow rates outside the 3 30 GPM range, this unit may not be optimal, necessitating additional equipment (e.g., flow restrictors or multipliers).

5. **Compatibility Concerns** If the fluid being measured contains abrasives, corrosive chemicals, or contaminants, additional filtration or pre-treatment may be needed to protect the sensor.

6. **Calibration and Recertification** Industrial transmitters often require periodic calibration to maintain accuracy, which may involve downtime or third-party services.

7. **Potential Signal Noise in High-Vibration Environments** If installed in a high-vibration area (e.g., near pumps or motors), the sensor may experience signal interference, requiring additional shielding or damping.

8. **Vendor or Brand Dependency** If the manufacturer is less common, sourcing spare parts or technical support may be more difficult than with widely available brands.

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### **Conclusion:**

The **AB/R4A6HD30 flow rate transmitter** is a strong choice for applications requiring **high-pressure (3500 PSI) and moderate to high flow (3 30 GPM) measurement** in industrial settings. Its **accuracy, durability, and NPT compatibility** make it well-suited for environments where reliability is critical. However, the **higher upfront cost, potential maintenance needs, and specialized installation requirements** should be carefully considered.

If your application demands **precise flow monitoring in a high-pressure system** and you can justify the investment in installation and maintenance, this transmitter is a **reliable and efficient solution**. For lower-pressure or lower-flow applications, a more cost-effective alternative may exist.

### **Recommendation:**

- **Buy if:** You need a **durable, high-pressure flow transmitter** for industrial use (e.g., hydraulic systems, oil/gas, or heavy machinery) and can accommodate the initial cost and maintenance.

- **Consider alternatives if:** Your flow rates are outside the 3 30 GPM range, or if you require a lower-cost solution for less demanding applications.

- **Verify compatibility** with your specific fluid type, pressure conditions, and system integration needs before purchasing.

For optimal performance, ensure proper installation by a qualified technician and follow the manufacturer s maintenance guidelines.

Details:

If you would like both I offer free shipping. If you do not need the fittings and would like to reduce packaging size/cost just let me know I can remove change size weight. AW LAKE R4A6HD30 FLOW RATE TRANSMITTER 1 NPT 3-30 GPM 3500 PSI 2 Available. These transmitters come with the added fittings currently attached to transmitter.

I currently have 2 of these available if you are interested in 1 more. This listing is for 1 each of these flow transmitters.

part #: r4a6hd30 price

  • $450.00

specifications pneumativalv:

  • brand: Aw Lake
  • mpn: R4a6hd30
  • part type: Flow
  • port diameter: 1 In

seller pneumativalv:

  • # reviews: 565
  • rating: 100.0%
  • city: Neenah, Wisconsin

offer pneumativalv:

  • options: Ship-to-home
  • availability: In Stock
  • started: February 15, 2026
  • quantity: 1
  • sold: 0

general pneumativalv:

  • condition: Used
  • Pump Flow Controllers > Flow Controllers Meters > Flow Meters

payments pneumativalv:

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

shipping pneumativalv:

  • type: Calculated
  • class: Standard
  • carrier: USPS
  • service: USPS Ground Advantage
  • transit: 5-9 Days
  • cost: $24.30

returns pneumativalv:

  • method: Money back
  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted
part type: flow, port diameter: 1 in,
category: business & industrial > pump flow controllers > flow controllers meters > flow meters, sku: 11814128569163752,
Aw Lake R4A6HD30 Is Similar To:
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1 offer $450.00 USD
  • Used. Offer #1 priced at $450.00 + $25.90 shipping estimate = $475.90* total. +$25.90 shipping

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