- Home Page /
- Industrial Supplies /
- Test, Measure & Inspect /
- Substance Analysis Instrumentation /
- pH Testing /
- pH Meters /
- pH Controller with Dual Relay Output & Dosing...
0 ratings
Item #:
84928090
pH Controller with Dual Relay Output & Dosing Pump, Smart Digital pH Monitor pH Meter with Control pH Up and Down, Auto Temperature Compensation,
72% of respondents would recommend this to a friend
Item #:
84928090
TOP 916
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Sunday, October 11
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Maximize your grow and ensure plants get a balanced feed with precise pH measurement and control.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Dual Relay Output
Experience enhanced control over your hydroponic environment with dual relay outputs, allowing simultaneous monitoring and dosing for optimal pH balance, ensuring healthy plant growth.
Temperature Compensation
The built-in temperature compensation feature automatically adjusts measurements, providing accurate pH readings regardless of environmental temperature changes, thus ensuring reliable data for your hydroponic system.
User-Friendly Design
Designed for ease of use, this digital pH monitor includes a clear display and straightforward setup, making it accessible for both beginners and experienced growers to maintain ideal conditions effortlessly.
Product Details
| Brand Name | TEKCOPLUS |
| Unit Count | 1 Count |
| Manufacturer | Tekcoplus Ltd |
| Number of Items | 1 |
| Included Components | pH Controller (main unit with socket) |
| Model | TK402PLUS |
| Part Number | TK402PLUS |
| Display Type | LCD |
| Operating Temperature | 1 °C |
| Color | white |
| Material Type | Plastic |
| Item Dimensions L x W x H | 7.68"L x 4.72"W x 1.7"H (19.5 x 12 x 4.3 cm) |
| Item Weight | 8 ounces (226.8 grams) |
| Brand | TEKCOPLUS |
| Product Dimensions (L x W x H) | 7.68"L x 4.72"W x 1.7"H (19.5 x 12 x 4.3 cm) |
| Material | Plastic |
Who Should Buy?
-
Hydroponic Farmers
Ideal for those cultivating plants hydroponically, ensuring optimal pH levels for healthy growth and higher yields.
-
Aquarium Enthusiasts
Perfect for aquarium owners wanting to maintain stable pH levels crucial for fish health and aquatic life.
-
Indoor Gardeners
Great for indoor gardeners who seek precision in pH levels to enhance growth conditions for their plants.
-
Casual Plant Owners
Not suitable for casual plant owners who prefer low-maintenance plants without monitoring pH levels.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is a pH controller with dual relay output?
Answer: A pH controller with dual relay output is a device that monitors and regulates the acidity or alkalinity of solutions, such as water in hydroponic systems and aquariums. It features two relays to control pH up and pH down dosing pumps, allowing for automatic adjustments to maintain the desired pH level. This technology is essential in creating an optimal environment for aquatic life and plants, as drastic pH fluctuations can be harmful. -
Question:
How does the smart digital pH monitor work?
Answer: The smart digital pH monitor utilizes advanced sensors to measure the pH levels of a solution accurately. It displays real-time pH readings on a digital screen, which allows users to monitor water quality effectively. With features like auto temperature compensation, it adjusts the readings based on the temperature of the solution, ensuring precise monitoring. This functionality is crucial for maintaining a stable environment in hydroponic systems and aquariums. -
Question:
What is the importance of auto temperature compensation in a pH meter?
Answer: Auto temperature compensation ensures that the pH readings are accurate despite temperature fluctuations. Different temperatures can affect pH sensor performance, leading to misleading results. The temperature compensation feature adjusts the measurements accordingly, providing accurate pH levels crucial for the health of plants and aquatic ecosystems. This is particularly relevant in hydroponic setups where temperature can impact nutrient absorption. -
Question:
Can this pH controller be used in both hydroponic systems and aquariums?
Answer: Yes, this pH controller is designed for versatility, making it suitable for both hydroponic systems and aquariums. It monitors and adjusts pH levels to meet the specific needs of plants in a hydroponic setup or the aquatic life in an aquarium. Consistent pH levels are essential in both applications to promote healthy growth and prevent stress or death in fish and plants. -
Question:
What is the significance of data trend display in a pH monitor?
Answer: The data trend display feature allows users to visualize pH changes over time, making it easy to identify patterns and address issues promptly. By analyzing historical data, you can determine if pH fluctuations correlate with other variables, such as nutrient feedings or water changes. This insight is invaluable for fine-tuning pH levels and maintaining optimal conditions in hydroponic systems and aquariums. -
Question:
Is it necessary to monitor pH levels in hydroponic systems?
Answer: Absolutely! Monitoring pH levels in hydroponic systems is critical because even slight variations can affect nutrient availability. A balanced pH level ensures that plants can uptake essential nutrients efficiently, promoting healthy growth and preventing deficiencies or toxicities. Regular monitoring helps in making timely adjustments, which is vital for successful hydroponic gardening. -
Question:
How does the dosing pump work in conjunction with the pH controller?
Answer: The dosing pump works by delivering precise amounts of pH up or pH down solutions to adjust the water's pH level as needed. When the pH meter detects that the level is outside the designated range, it triggers the corresponding relay to activate the dosing pump. This automated process removes the guesswork and helps maintain stable conditions, reducing the manual labor required in hydroponic systems and aquariums. -
Question:
What features make this pH controller user-friendly?
Answer: This pH controller is designed with user-friendliness in mind. Its digital display provides clear readings, while auto temperature compensation simplifies the monitoring process. The dual relay output adds convenience by automating pH adjustments. Additionally, its lightweight and compact design allows for easy installation in various setups, making it accessible for both beginners and experienced users in aquaculture and hydroponics. -
Question:
Where can I buy a pH Controller with Dual Relay Output & Dosing Pump?
Answer: You can purchase the pH Controller with Dual Relay Output & Dosing Pump from Ubuy in Tonga. Ubuy provides a wide selection of pH controllers and related products, ensuring you find the best fit for your hydroponic system or aquarium needs. Their user-friendly platform also offers helpful product reviews and detailed specifications to assist you in making an informed decision. -
Question:
What maintenance is required for a pH meter and controller?
Answer: Maintaining a pH meter and controller is relatively simple but essential for long-term accuracy. Regularly clean the pH probe with a soft cloth to prevent filament buildup and ensure accurate readings. Calibration, ideally every few weeks, using standard buffer solutions is key to maintaining accuracy. Proper storage of the pH electrode is also important; it should be kept moist when not in use, to prolong its lifespan and functionality.
TEKCOPLUS pH Meters Editorial Review
No editorial reviews found
Customer Reviews & Ratings
6 customers ratings
-
5 Star
59%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
41%
Review this product
Share your thoughts with other customers
Pros
- Easy to use
- Compact design
- Helps maintain pH levels
- Accurate temperature compensation
- Includes dosing pump
Cons
- Setup can be a bit tricky.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
TOP 916
Order now and get it around Sunday, October 11
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Precise and dependable pH measurement for various solutions.
- Temperature compensation for stable pH management.
- Data display function tracks pH and temperature over the past 3 days.
- Dual relay output for effortless switching between pH up and down.
- Easy plug and play operation for hassle-free setup.
- Automatic pH monitoring ensures optimal growth conditions.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.