Flojet D3135B1311AR - Flojet Duplex II Bypass Pump

Flojet D3135B1311AR - Flojet Duplex II Bypass Pump

The Flojet D3135B1311AR Flojet Duplex II Bypass Pump is a high-performance self-priming diaphragm pump designed for 12V DC systems. With a flow rate of up to 7.5 liters per minute (1.9 GPM), it offers reliable and efficient fluid transfer, perfect for intermittent duty cycles. This pump features a duplex diaphragm design, enabling extended dry running without damage, and a self-priming capability of up to 2.4 meters vertical lift. Constructed with durable nitrile diaphragms and valves, it provides excellent resistance to chemicals and abrasion. The internal bypass is set at 3.5 bar (50 psi) to optimize pressure control, ensuring safe and efficient operation. Its compact design allows easy installation, making it ideal for a wide range of fluid handling applications, including industrial, commercial, and agricultural systems.

Key Features:

• Flow rate of up to 7.5 liters per minute (1.9 GPM) for efficient fluid transfer.
• Self-priming up to 2.4 meters vertical lift for easy installation and use.
• Duplex diaphragm design allows extended dry running without damage.
• Internal bypass set at 3.5 bar (50 psi) for optimal pressure control and system efficiency.
• Constructed with nitrile diaphragms and valves for enhanced chemical and abrasion resistance.
• Intermittent duty design suitable for various fluid handling applications.
• Compact size for easy integration into tight spaces.
• Connections: 9.5mm (3/8") NPT for secure and versatile installations.
• Ideal for systems where reliable dry-running and pressure control are critical.

Specifications:

• Model: D3135B1311AR
• Voltage: 12V DC
• Flow Rate: Up to 7.5 liters per minute (1.9 GPM)
• Maximum Total Head: 30 meters (98.4 feet)
• Connections: 9.5mm (3/8") NPT
• Dimensions:
  • Length: 204mm
  • Width: 101mm
  • Height: 92mm
• Fuse Size: 10 amps
• Duty Type: Intermittent duty
• Bypass Pressure: 3.5 bar (50 psi)
• Diaphragm and Valves Material: Nitrile for chemical and abrasion resistance
• Self-Priming Lift: Up to 2.4 meters vertical lift
• Weight: 1.98 kg (Approx. 2.48 kg packed)
• Operating Temperature Range: 0°C to 60°C (32°F to 140°F)
• Packaged Dimensions: L: 32.00 x H: 11.00 x W: 12.00 cm
• Maximum Current: 1.0 amps
• Maximum Pressure: 50 psi (3.5 bar)
• Max Power Consumption: 12W
• Noise Level: 65 dB(A) at 1 meter distance
• Sealing Material: EPDM O-rings for leak-proof performance
• Mounting: Direct mount for easy installation in various systems
• Corrosion Resistance: Excellent resistance to water, oils, and most industrial chemicals
• Protection Class: IP65 (dust and water-resistant, ensuring safe operation in diverse environments)
• Service Life: Designed for over 1 million cycles for extended reliability

Compatibility and Application:

• Ideal for fluid transfer applications requiring intermittent duty cycles and dry running capabilities.
• Perfect for use in systems that need a bypass feature for pressure control, such as irrigation, filtration, chemical transfer, and agricultural systems.
• Compatible with a wide range of industrial, commercial, and residential fluid systems.
• Suitable for systems requiring self-priming pumps with a vertical lift of up to 2.4 meters.
• Recommended for use in systems where the internal bypass and extended diaphragm design improve overall system performance and longevity.

Benefits:

• Reliable and efficient fluid transfer with a high flow rate of up to 7.5 liters per minute (1.9 GPM).
• Self-priming function allows for easy setup and reduces installation complexity.
• Duplex diaphragm design ensures extended dry running capability, increasing pump life and reducing maintenance needs.
• Internal bypass valve provides pressure control, ensuring safe and efficient operation under varying conditions.
• Constructed with durable nitrile components for long-lasting performance in challenging environments.
• Compact and easy to install, making it a versatile solution for a range of fluid handling systems.
• Improves overall system efficiency by providing consistent and reliable pressure control.
• Reduces maintenance costs by preventing pressure-related damage and ensuring proper pump operation.
• Ideal for fluid handling applications where dry-running, self-priming, and pressure control are essential.