Home Seeed Studio SenseCAP S2106 - LoRaWAN® pH Sensor

Seeed Studio SenseCAP S2106 - LoRaWAN® pH Sensor

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Sale price $353.93
SKU: Seeed-101070001

📦 Location of the warehouse: China

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- US Delivery Time: 2~7 Business days.

- Non-Continental US Delivery Time: 3~9 working days.

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Guarantee & Return Policy

Effective Date: December 10, 2025

At OpenELAB, we are committed to providing accurate product descriptions and high-quality electronics. The following policy outlines your rights and obligations, designed to be fair to both our customers and our business operations globally.

1. Warranty Policy

A. Standard Limited Warranty (Global & US)

For customers in the United States, Asia, and other non-EU regions:

  • Warranty Period: OpenELAB provides a 12-month warranty from the date of delivery.

  • Coverage: This warranty covers defects in material and workmanship under normal use.

  • Resolution: We will repair or replace defective units at no charge.

B. Statutory Rights for EU/UK Customers (EU Compliance)

If you are a consumer residing in the European Union or the UK purchasing from our global site:

  • Statutory Guarantee: You are entitled to a 24-month statutory guarantee for conformity defects present at the time of delivery, in accordance with EU consumer protection laws.

  • Relation: The Standard Limited Warranty (Section 1.A) applies in addition to, and does not replace, your statutory rights.

C. Warranty Exclusions (Applies to ALL Regions)

Warranty coverage is VOID if the damage is caused by:

  1. Misuse: Incorrect installation, reverse polarity, or exceeding voltage limits.

  2. Unauthorized Modification: This explicitly includes soldering, cutting pins, modifying the PCB, or flashing unauthorized/beta firmware that "bricks" the device.

  3. Physical Damage: Drops, moisture/water damage, or electrical surges (lightning).

  4. Normal Wear & Tear: Consumable parts (e.g., batteries), unless defective upon arrival.

Note: For non-warranty repairs (e.g., customer-induced damage), we may offer repair services for a fee. Shipping and diagnostic costs will be borne by the customer.

2. Return & Refund Policy

A. Return Window

  • Standard: You may request a return within 30 days of receiving your order.

  • EU Customers: You have the statutory right to withdraw from the contract within 14 days of receipt without giving a reason.

B. Refund Conditions & Restocking Fees

To protect against policy abuse, the refund amount is strictly determined by the condition of the returned item.

1. Full Refund (100%)

  • The item is Brand New, Unopened, and Unused.

  • The original packaging is intact and sealed.

  • All accessories are present.

2. Partial Refund (Restocking Fee / Value Depreciation)
If the item is returned in a condition that prevents it from being sold as new, OpenELAB reserves the right to deduct a Restocking Fee (or "Compensation for Loss of Value" for EU customers) from the refund.
Deductions apply if:

  • Signs of Use: Visible scratches, mounting marks on screw holes, or fingerprints.

  • Damaged Packaging: Original box is torn, written on, or missing.

  • Technical Modification: The device has been powered on, programmed/flashed, or soldered.

  • Broken Seals: Anti-static bags or security seals have been opened.

Depending on the severity of the usage/damage, the deduction may range from 15% to 50% of the product price. Items damaged beyond repair due to misuse will not be refunded.

C. Shipping Costs

  • Defective / Wrong Item: OpenELAB covers the return shipping cost.

  • Customer Remorse (Changed Mind / Ordered Wrong Item): The customer is responsible for all return shipping costs to our designated return center (located in the US, Germany, or China, depending on your region). Original shipping fees are non-refundable unless required by local law.

3. Return Process (RMA)

To ensure a smooth return process, please follow these steps:

  1. Authorization: Contact us at info@openelab.io before returning any item. Returns without prior authorization will not be accepted.

  2. RMA Number: We will provide you with a Return Merchandise Authorization (RMA) number and the correct return address.

  3. Packing: Ship the item back in its original packaging with the RMA number clearly marked on the shipping label (not on the product box).

  4. Tracking: We strongly recommend using a trackable shipping method. OpenELAB is not responsible for returns lost in transit.
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Seeed Studio SenseCAP S2106 - LoRaWAN® pH Sensor

Seeed Studio SenseCAP S2106 - LoRaWAN® pH Sensor

$353.93

Seeed Studio SenseCAP S2106 LoRaWAN® pH Sensor is an IP66-rated, battery-powered wireless device that measures pH from 0 to 14 with ±0.1 accuracy. With built-in Bluetooth and an app-enabled OTA workflow for configuration and remote management, this pH Sensor fits smart agriculture, hydroponics, and environmental monitoring. The S2106 delivers robust performance, reliable data, and seamless LoRaWAN connectivity for modern IoT deployments.

 

Feature

  • Global LoRaWAN® compatibility: Connects to diverse LoRaWAN gateways for rapid onboarding. Supports 863–928 MHz frequency plans. Ideal for Seeed Studio SenseCAP S2106 pH Sensor deployments.
  • Long-range & battery operation: Up to 2 km in urban areas and 10 km line-of-sight. Uses replaceable ER34615 Li‑SOCl2 battery with service life up to 10 years for dependable S2106 pH Sensor performance.
  • Built for harsh environments: Operates from -40℃ to 85℃ in an IP66 enclosure—suited for outdoor exposure, UV, heavy rain, and dust. Engineered by Seeed Studio SenseCAP for durability.
  • Streamlined setup: SenseCAP Mate APP enables a no-code, four-step configuration process for fast deployment of LoRaWAN pH Sensor networks.

High-performance assurance

The SenseCAP S2106 LoRaWAN pH Sensor undergoes rigorous validation to ensure reliability in demanding outdoor conditions. Seeed Studio performs six reliability tests to confirm the S2106 meets specifications and maintains performance in extreme environments.

  • High/low temperature testing—verifies operation across adverse thermal conditions.
  • Conformance testing—ensures consistent readings across multiple pH Sensors.
  • Waterproof testing—confirms IP66 protection.
  • Freezing testing—validates resilience in severe cold.
  • Long-range communication testing—checks packet stability over extended LoRaWAN distances.
  • R&D and production testing—ensures high pass rates under factory conditions.

 

📐 Optimized for IoT

✅ The Seeed Studio SenseCAP S2106 LoRaWAN pH Sensor is the ultimate choice for smart farming, hydroponics, and environmental monitoring. With robust IP66 design, Bluetooth OTA, and long-range LoRaWAN connectivity, this pH Sensor delivers reliable data and simplifies deployment for engineers, makers, and IoT enthusiasts.

 

🔎 Specification

pH

Range

0 to 14 pH

Accuracy

±0.1 pH

Resolution

0.01 pH

Temperature (Built-in junction box*)

Range

-40 to 80 ℃

Accuracy

±0.5 ℃

Resolution

0.1 ℃

General Parameters

Product Model

S2106

Microcontroller

Wio-E5

Support Protocol

LoRaWAN v1.0.3 Class A

Built-in Bluetooth

App Tool to change parameters

LoRaWAN Channel Plan

IN865/EU868/US915/AU915/ AS923/KR920/RU864 **

Max Transmitted Power

19dBm

Sensitivity

-136dBm@SF12 BW=125KHz

Communication Distance

2 to 10 km (depending on gateway antenna and environments

IP Rating

IP66(LoRa DTU); IP65()Junction box); IP68(Sensor probe)

Operating Temperature

-40 to +85 °C

Operating Humidity

0 to 100 %RH (non-condensing)

Device Weight

600g

Cable Length

2 meters (DTU to junction box);

5 meters (Junction box to probe)

Maintenance and calibration

The probe needs to be cleaned every 3 to 6 months and calibrated every 6 to 12 months

Certification

CE / FCC / RoHS

Battery (Contained in equipment)

Battery Life

Up to 10 years***

Battery Capacity

19Ah (non-rechargeable)

Battery Type

Standard D-size SOCl2 Battery

 

📌 Note:

⚠️ The temperature sensor in the junction box cannot measure the temperature of water or soil. Please keep this in mind when deploying the Seeed Studio SenseCAP S2106 LoRaWAN pH Sensor in smart farming or hydroponics projects.

* 🌐 Every S2106 SenseCAP device can support 7 LoRaWAN frequency plans, ensuring wide compatibility for IoT and pH Sensor applications.

** 🔋 This wireless LoRaWAN pH Sensor from Seeed Studio supports up to 10 years of battery life. Actual performance depends on data upload interval, payload size, and gateway distance.

*** 📊 We have updated the battery life table, which provides a better estimate of the actual battery life of your SenseCAP S2106 LoRaWAN pH Sensor. We recommend referring to this table when making decisions related to device longevity.

 

📡 LoRaWAN Frequency

Note:

🚀 No Frequency Limitation – The SenseCAP S2106 pH Sensor can be switched to other LoRaWAN frequency plans at any time, offering maximum flexibility for IoT deployments.

✅ S2106 Devices from Seeed Studio SenseCAP are manufactured to support the universal LoRaWAN frequency plan from 863MHz ~928MHz in one SKU. This means every single pH Sensor can seamlessly operate across multiple regions and networks.

Frequency Plan

Common Name

Sub-band

EU863-870

EU868

___

US902-928

US915

Sub-band from 1 to 8

AU915-928

AU915

Sub-band from 1 to 8

AS923

AS923

AS923_1, AS923_2, AS923_3, AS923_4

IN865-867

IN865

___

KR920-923

KR920

___

RU864-867

RU864

___

📡 Note:

⚠️ The frequency plan setting is none by default and the device will not transmit RF signals until configured via Bluetooth at first power-up. ✅ It can be switched to other LoRaWAN frequency plans anytime, offering flexibility for SenseCAP S2106 pH Sensor deployments.

 

🔧 Hardware Overview

The SenseCAP S2106 LoRaWAN pH Sensor by Seeed Studio measures pH levels in the range of 0~14. It detects hydrogen-ion activity in water-based solutions, indicating acidity or alkalinity. 🌱 Monitoring soil conditions and 💧 water quality are key applications. Optimized for OTA with built-in Bluetooth, the S2106 enables quick setup and updates. Thanks to LoRaWAN connectivity and an IP66 enclosure, it ensures stability, reliability, and long-range transmission with low power consumption. 🔋 Battery-powered design reduces deployment complexity and allows installation within minutes.

SenseCAP S210X is a series of wireless LoRaWAN® sensors designed for industrial and environmental monitoring.

📶 Transmission range: up to 2km in urban areas and 10km line-of-sight. Combined with a replaceable battery supporting up to 10 years of use and an industrial-grade IP66 enclosure, the S2106 pH Sensor is built for harsh environments (-40 ~ 85℃).

 

🌍 Application

💧 Sewage Treatment, 🏊 Swimming Pools & Spas, 🐔 Poultry Farms, 🐄 Livestock Sheds, 🌱 Hydroponics, 🌊 River Monitoring, 🔬 Scientific Experiments

SenseCAP S210X is fully compatible with LoRaWAN® V1.0.3 protocol and works seamlessly with Gateway - LoRaWAN Device - SenseCAP.

🌐 LoRaWAN® gateways provide the required network coverage. The S2106 pH Sensor can connect to multiple gateways, while Seeed Studio offers optimized solutions for a seamless user experience.

📡 Helium Network: Sensors operate in areas covered by Helium (check on Helium Explorer).

🌍 LoRaWAN Networks: Compatible with The Things Network, Loriot, Chirpstack, and more.

💡 We recommend the SenseCAP M2 Multi-Platform LoRaWAN Gateway from Seeed Studio. At just $99, it’s a cost-effective solution for building private LoRaWAN networks.

📲 Seeed Studio provides the SenseCAP Portal and SenseCAP Mate APP to manage devices and visualize data remotely.

  • SenseCAP Portal – Manage devices, data, and access keys in one account.
  • Includes Dashboard, Device Management, Data Management, and Access Key Management.
  • Provides MQTT and HTTP API for further development.
  • SenseCAP APP – iOS & Android versions for data visualization and remote management.
  • Scan-and-play setup in 4 steps, ideal for users with little technical background.
  • Clean UI for acquiring and viewing sensor data.
  • Set time intervals to improve battery efficiency.
  • Threshold values and alarms (coming soon).

 

✅ Certification

HS CODE 9027899090
US HS CODE 9027894590
UPC
EU HS CODE 9027109000
Country of Origin CHINA

 

📦 Part List

🔧 Sensor Node (SenseCAP S2106 LoRaWAN pH Sensor by Seeed Studio)

1

🪛 Mounting Bracket

2

📖 Quick Start Guide (SenseCAP S210X Series)

1

🔩 KA4*20mm Self-drilling Screws

4

1. General Shipping Information

  • We provide premium shipping methods with a tracking number for each order.
  • Shipping address should be input in English without any special symbols to help the courier company recognize your address in the system. We will ship according to the shipping address you provided. Please notify us of any address change before your order is marked "Shipped" to avoid parcel loss.
  • Please contact our customer service staff immediately if you need to cancel or change an order. Once your order has reached "Shipped" status, it can no longer be canceled or changed in any way. To avoid complications, please recheck your shopping cart before checkout.
  • We can ship all in-stock orders within 1 business day as your order has been confirmed.
  • All items are inspected before dispatch and are carefully hand-packed.
  • With standard courier practice, you need to check the contents of the parcel before signing for your goods. Otherwise, we will not be held responsible for any damage that may have occurred in transit.

 

2. Shipping Options & Rates (United States)

(For Products in the US Warehouse & Global Warehouse)

2.1 Continental U.S. (50 States)

Shipping Method Order Value Cost Est. Delivery
USPS Ground Advantage $0.00 - $5.00 $9.99 3-7 Business Days
USPS Ground Advantage $5.00 - $50.00 $5.99 3-7 Business Days
USPS Ground Advantage Over $50.00 Free 3-7 Business Days
USPS Priority Mail
(Faster Option)		 $0.00 - $50.00 $19.99 1-4 Business Days
USPS Priority Mail Over $50.00 $17.59 1-4 Business Days

  

2.2 Non-Continental U.S.

(Includes Alaska, Hawaii, Puerto Rico, Guam, Virgin Islands, etc.)

Shipping Method Order Value Cost Est. Delivery
USPS Ground Advantage $0.00 - $5.00 $9.99 5-9 Business Days
USPS Ground Advantage $5.00 - $70.00 $7.99 5-9 Business Days
USPS Ground Advantage Over $70.00 Free 5-9 Business Days

 

Important Notice:

  • Before placing your order, please check the inventory location on the product page to confirm the delivery timeframes.
  • For products stored in the Global Warehouse (Shenzhen), we will ship them directly from China.
  • If you place an order for products from both the U.S. warehouse and the Global warehouse, we will ship your order separately: the products from the Global warehouse will be sent from China, and the products from the U.S. warehouse will be sent from the U.S. warehouse.

   

3. Warehouse Locations

Our products are stored in both our U.S. and Global warehouses to provide more flexible logistics solutions. On each product's description page, we indicate the specific warehouse location.

3.1 U.S. Warehouse

Located in Dover, Delaware (19901).
For products stored here, we use USPS for shipping. Logistics within U.S. are very efficient, with an estimated delivery time of 3-7 business days.

3.2 Global Warehouse (China)

Located in Shenzhen, Guangdong.
For orders shipping from our Global Warehouse, we typically use YunExpress. Given the complexities of international shipping, the estimated delivery time is around 10 business days, though this may vary due to customs processes.

To ensure that your order is delivered within your desired timeframe, we recommend reviewing the warehouse information provided on the product pages before placing your order.   

 

4. Customs and Taxes

Effective Date: December 10, 2025

At OpenELAB, we are committed to providing accurate product descriptions and high-quality electronics. The following policy outlines your rights and obligations, designed to be fair to both our customers and our business operations globally.

1. Warranty Policy

A. Standard Limited Warranty (Global & US)

For customers in the United States, Asia, and other non-EU regions:

  • Warranty Period: OpenELAB provides a 12-month warranty from the date of delivery.

  • Coverage: This warranty covers defects in material and workmanship under normal use.

  • Resolution: We will repair or replace defective units at no charge.

B. Statutory Rights for EU/UK Customers (EU Compliance)

If you are a consumer residing in the European Union or the UK purchasing from our global site:

  • Statutory Guarantee: You are entitled to a 24-month statutory guarantee for conformity defects present at the time of delivery, in accordance with EU consumer protection laws.

  • Relation: The Standard Limited Warranty (Section 1.A) applies in addition to, and does not replace, your statutory rights.

C. Warranty Exclusions (Applies to ALL Regions)

Warranty coverage is VOID if the damage is caused by:

  1. Misuse: Incorrect installation, reverse polarity, or exceeding voltage limits.

  2. Unauthorized Modification: This explicitly includes soldering, cutting pins, modifying the PCB, or flashing unauthorized/beta firmware that "bricks" the device.

  3. Physical Damage: Drops, moisture/water damage, or electrical surges (lightning).

  4. Normal Wear & Tear: Consumable parts (e.g., batteries), unless defective upon arrival.

Note: For non-warranty repairs (e.g., customer-induced damage), we may offer repair services for a fee. Shipping and diagnostic costs will be borne by the customer.

2. Return & Refund Policy

A. Return Window

  • Standard: You may request a return within 30 days of receiving your order.

  • EU Customers: You have the statutory right to withdraw from the contract within 14 days of receipt without giving a reason.

B. Refund Conditions & Restocking Fees

To protect against policy abuse, the refund amount is strictly determined by the condition of the returned item.

1. Full Refund (100%)

  • The item is Brand New, Unopened, and Unused.

  • The original packaging is intact and sealed.

  • All accessories are present.

2. Partial Refund (Restocking Fee / Value Depreciation)
If the item is returned in a condition that prevents it from being sold as new, OpenELAB reserves the right to deduct a Restocking Fee (or "Compensation for Loss of Value" for EU customers) from the refund.
Deductions apply if:

  • Signs of Use: Visible scratches, mounting marks on screw holes, or fingerprints.

  • Damaged Packaging: Original box is torn, written on, or missing.

  • Technical Modification: The device has been powered on, programmed/flashed, or soldered.

  • Broken Seals: Anti-static bags or security seals have been opened.

Depending on the severity of the usage/damage, the deduction may range from 15% to 50% of the product price. Items damaged beyond repair due to misuse will not be refunded.

C. Shipping Costs

  • Defective / Wrong Item: OpenELAB covers the return shipping cost.

  • Customer Remorse (Changed Mind / Ordered Wrong Item): The customer is responsible for all return shipping costs to our designated return center (located in the US, Germany, or China, depending on your region). Original shipping fees are non-refundable unless required by local law.

3. Return Process (RMA)

To ensure a smooth return process, please follow these steps:

  1. Authorization: Contact us at info@openelab.io before returning any item. Returns without prior authorization will not be accepted.

  2. RMA Number: We will provide you with a Return Merchandise Authorization (RMA) number and the correct return address.

  3. Packing: Ship the item back in its original packaging with the RMA number clearly marked on the shipping label (not on the product box).

  4. Tracking: We strongly recommend using a trackable shipping method. OpenELAB is not responsible for returns lost in transit.