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A black plastic 90-degree rubber elbow pipe fitting with a small silver metal safety clip attached to the bend. Spare part for a JDK80 Air Pump, shown against a solid light gray background.

Secoh JDK-80 Series Internal L-Tube

$10.00
Genuine Secoh Replacement Internal L-Tube - JDK-80 Series

Keep your Secoh JDK-80 Air Pump running leak-free with a genuine replacement Internal L-Tube (Rubber Elbow Connector). Located inside the pump housing, this specialised rubber elbow connects the pump's internal discharge manifold to the outlet port, ensuring pressurised air is directed out of the pump without internal pressure loss.

Over years of continuous thermal cycling and operation in septic environments, internal rubber components can naturally become stiff, brittle, or cracked. Replacing a worn or perishing internal L-Tube ensures a tight seal, prevents internal pressure leaks, and keeps your aerated wastewater treatment system running at maximum efficiency.

Key Features & Benefits:

  • Genuine Secoh Component: Engineered to exact OEM factory dimensions to ensure an airtight seal and exact fit inside Secoh JDK series housing.

  • Flexible & Heat-Resistant Rubber: Formulated from high-grade elastomeric rubber designed to withstand internal pump operating temperatures and continuous vibration.

  • Prevents Air Leaks: Replaces cracked, loose, or hardened internal hoses that cause air pressure loss and reduced aeration.

  • Simple Maintenance: Direct push-fit replacement during routine chamber block or safety switch servicing.

Replacement Recommendations:

  • During Major Pump Rebuilds: Ideal to swap out when replacing your chamber blocks or diaphragms after long-term continuous use.

  • Visible Wear or Hardening: If the existing rubber hose feels brittle, cracked, loose, or sticky during inspection.

  • Pressure Drop / Air Loss: If your motor is running properly but overall air discharge pressure has dropped due to internal leakage.

Product Specifications:

  • Compatibility: Fits Secoh JDK-60, JDK-80, and JDK-100 series linear air pumps.

  • Material: Durable, High-Flex Elastomeric Rubber.

  • Condition: Brand New (Genuine Secoh Stock).

Product is sold as x1 individual Internal L-Tube.

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Designed for Australian Conditions

Designed and developed by Secoh PRC and Secoh Australia.

Proven Reliability

Built for long service life, power saving & low maintenance.

Fast AU-Wide Shipping

Dispatched from our Australian warehouse.

Product Description - JDK-80 Air Pump

Overview

The Secoh JDK-80 Linear Diaphragm Air Pump is a high-efficiency 220V electromagnetic air pump designed for domestic aerobic septic and wastewater treatment systems.

Using frictionless electromagnetic oscillation technology, the JDK-80 delivers reliable, low-noise aeration while consuming just 47–50 watts of power.

Engineered for continuous operation, it provides stable oxygen transfer to support healthy bacterial breakdown and reduced system odours.

Key Features


Long Life Expectancy

Motor and pump components are integrated into a compact single construction. The simplified mechanism ensures consistent performance and long operating life.

Ultra Low Power Consumption

Electromagnetic oscillation technology operates with virtually no mechanical friction, significantly reducing energy usage.

Quiet & Low Vibration Operation

A soundproof casing and integrated muffler reduce operating noise, while vibration-isolating rubber components minimise movement.

Completely Oil Free

Delivers clean, dry airflow with no risk of contamination.

Pulsation Free Airflow

Specially formed pump chambers and an integrated muffler provide smooth, stable airflow to your treatment system.

Weatherproof Construction

Designed to be rain-resistant and suitable for outdoor installation. Note, it should be installed under cover and not exposed to direct sun, heavy rain or snow.

Serviceable Design

Universal service kits are available for diaphragm replacement and maintenance, extending pump lifespan.

Technical Specifications

  • Model: JDK-80
  • Voltage: 220VAC
  • Frequency: 50Hz
  • Power Consumption: 47–50W
  • Maximum Air Flow: Up to 80L/min
  • Maximum Operating Pressure: 25kPa
  • Rated Pressure: 20kPa
  • Noise Level: Approx. 38–40 dB(A)
  • Connection Size: 19mm outer diameter
  • Net Weight: Approx. 6 kg
  • Dimensions: 214mm L x 185mm W x 211mm H

Performance values may vary slightly depending on installation conditions.

Applications

The Secoh JDK-80 is commonly used in:

  • Domestic aerobic septic systems
  • Household wastewater treatment plants
  • Secondary treatment systems
  • Small commercial wastewater systems
  • Aquaculture and pond aeration

It is ideal for systems requiring consistent, energy-efficient aeration.

Frequently asked questions

Is the JDK-80 suitable for my septic system?

The JDK-80 is designed for domestic aerobic wastewater systems that require approximately 80 litres per minute airflow. Always confirm your system’s airflow requirement before purchase.

How energy efficient is the JDK-80?

The Secoh JDK-80 consumes approximately 47–50 watts, similar to a small light bulb, making it one of the most efficient linear air pumps available.

Is the JDK-80 noisy?

No. With an operating noise level around 38–40 dB(A), it runs quietly and is suitable for residential installations.

Can the diaphragms be replaced?

Yes. JDK-80 Service kits are available and allow cost-effective maintenance without replacing the entire pump.

Is it weatherproof?

The unit is rain resistant but should be installed under cover and not exposed to direct sunlight or extreme weather.

Warranty

The Secoh JDK-80 includes a 2 Year Manufacturer Warranty.

Please note that our warranty covers the internal components of the pump. In the event of a fault or failure within the 2-year period, we provide a complimentary Replacement Chamber Block Kit to restore your pump to full operation.

Replacement diaphragm kits and spare parts are readily available to extend the operational life of the pump.

Shipping Information

  • Australia wide shipping
  • Secure packaging
  • Ships from NSW warehouse
  • Tracking provided on dispatch
  • Australian support and customer service

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