Aqua Master Tools - Replacement pH Electrode with BNC Connector – Long-Life Double-Junction Glass Sensor Probe
Please note the above shipping is an estimation only. Actual shipping cost can be calculated on the checkout page.
Important shipping notice: This product is not stocked at our Thomastown, VIC warehouse and is dispatched from another local warehouse. Please allow approximately 1-2 weeks for it to reach us before it is ready for pickup or dispatch.
Aqua Master Tools - Replacement pH Electrode with BNC Connector – Long-Life Double-Junction Glass Sensor Probe
Restore original factory baseline speed, protect your crucial fluid monitoring schedules, and eliminate unexpected facility downtime with the Aqua Master Tools Replacement pH Electrode. Purpose-built as a direct plug-and-play component for both the **Aqua Master Tools H600 Pro Substrate System** and the **P700 Pro 2 Continuous Combo Monitor**, this professional-grade sensor is engineered to handle the tough conditions of commercial indoor vertical farms, high-volume greenhouse facilities, and automated water management plants. Over months of constant contact with concentrated liquid fertilizers, chemical acids, and hard water minerals, all digital meter probes naturally experience slow sensor drift, sluggish tracking, and general glass membrane degradation. The reference liquid inside the electrode chamber gradually becomes contaminated or depleted, making the readings jump or stall out. Instead of forcing you to throw away an entire digital tool or wall monitor, the smart modular engineering of the Aqua Master Tools ecosystem allows you to simply replace the worn sensor cartridge. This high-sensitivity probe features an advanced **double-junction reference design** that isolates the internal elements from chemical fouling, vastly extending its working life compared to basic single-junction electrodes. Outfitted with an industry-standard, high-shielding **universal BNC connector**, this versatile probe securely twists into place on your existing meter socket instantly—delivering a clean, noise-free signal path to the digital processor so you can keep your water testing rounds perfectly accurate cycle after cycle.
Best For: Routine seasonal maintenance for Aqua Master Tools H600 and P700 systems, replacing worn, slow, or contaminated pH probes, restoring crisp reading response times, and maintaining essential backup inventory for commercial cultivation facilities.
Key Features & Technical Advancements
- Advanced Double-Junction Architecture: Built with a dual-chamber reference design that creates an extra layer of protection against mineral contamination, maximizing sensor longevity in active reservoirs.
- Universal Twist-Lock BNC Interface: Outfitted with an industry-standard BNC coaxial connector that provides a clean, noise-free, and immediate physical attachment to your existing monitoring unit.
- High-Sensitivity Spherical Glass Bulb: Features a premium low-impedance glass membrane that interacts smoothly with solutions to feed lightning-fast, real-time chemical acidity tracking back to your monitor screen.
- Rugged Non-Porous Protective Body: Encased in a heavy-duty polymer shield that protects the internal reference glass from physical impacts against tank walls or hard mixing equipment.
- Full 0.1 to 14.0 pH Measurement Competency: Restores full-spectrum tracking, allowing your meter to register precise, real-time chemical changes in liquid fertilizers and runoff water.
- Low-Maintenance Modular Engineering: Minimizes expensive facility downtime by letting you replace a fouled sensor cord in seconds without replacing the main digital console.
Product Technical Specifications Matrix
| System, Mechanical, & Sensor Parameters | Engineering Metric / Design Detail |
|---|---|
| Brand & Infrastructure Line | Aqua Master Tools / Field Testing Replacement Series |
| Component Product Identity | Replacement pH Electrode Lead with BNC Interface |
| Target System Compatibility | Aqua Master Tools H600 Pro Substrate System & P700 Combo Monitor |
| Terminal Connector Interface | Universal Twist-Lock BNC Coaxial Connector |
| Chemical Acidity Tracking Range | 0.1 to 14.0 pH Full-Spectrum Target Analysis |
| Sensor Reference Junction Type | Long-Life Double Junction (Contamination-Resistant Array) |
| Sensor Reading Accuracy Capacity | Restores Factory Baseline (± 0.1 pH System Tolerances) |
| Primary Material Construction | Low-Impedance Spherical Glass Sensing Bulb / Rugged Polymer Body |
| Liquid Thermal Operational Limits | 0°C to 50°C Core Solution Testing Envelope |
| Recommended Storage Environment | Must Be Kept Constantly Wet with 3M KCI Electrode Storage Solution |
Advanced Sensor Conditioning & Substrate Control Tips
- Hydrating and Activating Your Fresh Electrode: Brand-new replacement probes are shipped with a protective cap to protect them during transit. Before using your new BNC pH electrode for the first time, you must activate the glass sensing membrane. Pour a small amount of specialized 3M KCI Electrode Storage Solution into the protective cap, stand the probe upright, and let the tip soak for at least 2 to 4 hours. This conditions the glass bulb, ensuring fast response times and stable, accurate readings on your first test.
- Root-Zone Hydration and Substrate Coordination: Keeping your testing equipment fresh ensures your liquid feeds match the specific substrate conditions your crops need to flourish. For optimal root health and fast nutrient uptake, combine your pH measurements with a high-porosity 70/30 blend of Coco Coir and Horticultural Perlite. To maintain consistent moisture levels across large benches, route your nutrient solution through lines pressurized by a heavy-duty Plont PPH Submersible Pump managed by an automated digital shot-timer.
- Executing a Full 2-Point Calibration Post-Installation: Every time you swap out a probe lead, you must re-align the meter's internal digital processor with the new sensor. Push and twist the BNC connector securely onto your H600 or P700 console, then place the probe into clean pH 7.0 calibration reference fluid and run the automatic calibration sequence. Once the meter locks in the neutral point, rinse the tip with clean water and repeat the step in pH 4.0 reference fluid to secure your baseline accuracy across the board.
- Safe Probe Cleaning and Maintenance Protocols: Never touch the glass bulb at the bottom of the electrode with your bare fingers or paper towels, as skin oils and abrasive materials can easily scratch or ruin the delicate sensing surface. If fertilizer salts or algae form on the tip, rinse it under warm tap water or soak it in a specialized cup of digital probe cleaner. Always store the electrode with a few drops of storage solution inside the cap, keeping the probe tip constantly moist to prevent premature sensor failure.
Ideal For (Uses)
- Aqua Master Tools Refurbishment: The perfect direct replacement component for commercial cultivation facilities and home growers who need to bring a sluggish or inaccurate H600 or P700 meter system back to original factory performance.
- Continuous Hydroponic Reservoir Analysis: Perfect for indoor facility technicians running constant daily acid-base checks across liquid fertilizer tanks, reverse osmosis lines, and drain runoff arrays.
- Commercial Facility Spare Parts Management: An exceptional backup component choice for commercial greenhouse operations and vertical farms looking to eliminate unexpected downtime by keeping extra replacement sensors on site.
Oversized Item Delivery Options
Since oversized items require special handling, we may need to provide a custom freight quote for your order and will contact you with an updated shipping rate.
Available options include:
✔ Delivery to your closest depot for pickup - default method
✔ Direct delivery - requires forklift on site
✔ Direct delivery with tailgate lift truck (extra fees apply)
✔ Forklift loading at our warehouse (no extra charge if you arrange your own freight)
✔ Direct truck delivery (available in Victoria)
Important Notes:
- Shipping costs vary by location and method
- Because of the forklift requirement, delivery to the nearest depot is the default option and will be the method used unless you contact us to request otherwise.
Business Delivery:
- Business delivery is available for commercial customers only
- If you select business delivery and your products are bulky, it is your responsibility to ensure you have appropriate equipment (including forklifts) to unload products from the delivery truck
- If you select business delivery and you are not a business, you risk your product not being delivered and may incur additional fees to retrieve your order
- Business delivery customers must provide a valid business address and contact information
- Additional fees may apply for failed delivery attempts due to lack of appropriate unloading equipment
Let us know your preference, and we'll arrange the best solution for you!
Important Note on Availability & Shipping
Our warehouse serves as our office and logistics centre rather than a retail showroom. Because we ship from multiple locations and manage high-turnover stock, not all items are available for immediate pickup.
Lead Times:
- In-Stock Items: Usually ready for dispatch the same day.
- Supplier-Dependent Items: Usually take 2–8 weeks to arrive, depending on supplier availability. Products from Adloheat may take 8–12 weeks to manufacture—they are made to order in Australia by a small business, and longer lead times reflect the care put into quality.
While we strive for fast delivery, some timelines are subject to supplier availability and are beyond our control. We appreciate your patience as we source the best quality gear for your project.
Biosecurity & Interstate Shipping Restrictions
Due to strict state biosecurity regulations, we are unable to ship some products to certain states and territories:
- Potting Mixes cannot be shipped to Western Australia (WA), the Northern Territory (NT), or Tasmania (TAS).
- Seeds cannot be shipped to Western Australia (WA).
Orders placed for these items to restricted states will be cancelled and refunded. It is the customer's responsibility to ensure that the items being ordered can lawfully be delivered to their state or territory.
We Offer the Best Prices
We are committed to offering our customers the best prices possible. If you find the exact same product advertised at a lower price elsewhere, we invite you to contact us and we will review your price match request.
Price Match Conditions:
- The competitor must be an Australian-based seller with a physical presence in Australia
- The product must be the exact same item with a matching SKU or model number
- The product must be in stock and available for purchase at the competitor
- The lower price must be publicly advertised and currently available (not a clearance, closeout, or discontinued item)
- Price matching excludes marketplace platforms including but not limited to Temu and Aliexpress
- Price matching requests must be made before purchase
How to Request a Price Match:
To request a price match, please contact us at sales@greenhousepolytunnels.com.au with a link to the competitor's product listing, or call us on 0418 438 774. Please include the product details and the advertised lower price. We will review your request and respond within 2 business days.
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