Compared

LoRaWAN Soil pH Sensors Compared: MacSync LSS X4 vs Dragino SPH01-LB vs SenseCAP S2106 vs RAK Sensor Hub with RK500-22

Four LoRaWAN soil pH sensors for polyhouses, plantations, orchards and research plots, for anyone weighing an alternative to the SPH01-LB, the S2106 or RAK's hub-and-probe kit. The differences are the range and the stated accuracy, what each maker says about the electrode and its calibration, battery against mains, IN865 as standard and where the hardware and the support come from. The MacSync LSS X4 has the widest stated accuracy and the narrowest range of the four, and this comparison says so.

Macnman product on this page: MacSync LSS X4

Side by side

The published figures

Every value is as each manufacturer publishes it, checked on 25 October 2026. Where a page does not state a figure, the cell says so.

Compare	Macnman MacSync LSS X4	Dragino SPH01-LB	Seeed SenseCAP S2106	RAK Sensor Hub + RK500-22
Range	3–9 pH, a soil-range electrode	3–10 pH	0–14 pH	0–14 pH
Accuracy and resolution	±0.3 pH · 0.01	'±2 %' over 0–50 °C · 0.01	±0.1 pH · 0.01	±0.05 pH · 0.01
Electrode and calibration	Electrode type not stated; calibration parameters in the Maya app; interval not stated	Solid AgCl reference, pure-metal pH electrode; user calibration supported	Water pH transmitter adapted to soil; clean every 3–6 months, calibrate every 6–12 months	Rika electrochemical probe; calibration cycle every six months (probe maker)
Stability	≤5 % per year	Not stated	Not stated	≤0.01 pH per 24 h (probe maker)
Probe and enclosure	Probe −20 to +60 °C; node IP65, IP67 option, −40 to +80 °C	Probe IP68, enclosure IP66; also reads soil temperature	Probe IP68; data unit IP66; 2 m and 5 m cables; −40 to +85 °C	Probe IP68, 5 m cable; response under 10 s with soil moisture above 30 %
Power	19 Ah: about 2 / 4 / 7+ years at 5 / 15 / 60-minute reports; or 20 W solar with 8,000 mAh	8,500 mAh Li-SOCl₂ or solar with 3,000 mAh; up to 5 years	19 Ah replaceable; up to 10 years	Mains adapter or the maker's solar battery; the hub cannot run on batteries
LoRaWAN and IN865	v1.0.4, Class A, Class C from the app; IN865 standard; MacTalk	v1.0.3 Class A; IN865 listed; BLE and AT commands	v1.0.3 Class A; IN865 listed; 19 dBm	LoRaWAN or NB-IoT variants
Designed and made in	Pune, India; WPC compliant, RoHS	China	China	China

Figures for the other products are taken from their manufacturers' published pages, checked on 25 October 2026, and may change; check the linked sources before you order. Dragino, Seeed, SenseCAP, RAK and Rika are trademarks of their respective owners.

Where each fits

What the table means for your site

Where the MacSync LSS X4 fits

A soil-range electrode (3–9 pH, ±0.3) at many points on a battery rated for years or a 20 W solar panel, with threshold alerts, Class C and MacTalk from a phone, IN865 as standard with WPC compliance, and a maker in Pune who states what the datasheet does not cover: electrode type, calibration interval and electrode life.

Where the Dragino SPH01-LB fits

A 3–10 pH probe with a stated electrode construction and user calibration, on an 8,500 mAh battery or solar, with IN865 listed; accuracy is given as a percentage rather than in pH units and support is from Shenzhen.

Where the Seeed SenseCAP S2106 fits

A 0–14 pH water transmitter adapted to soil with ±0.1 pH stated, a replaceable 19 Ah battery and a published cleaning and calibration cycle; a three-piece assembly with long cables.

Where the RAK Sensor Hub with RK500-22 fits

The tightest stated accuracy (±0.05 pH) from a Rika probe with a six-month calibration cycle, on a hub that needs a mains adapter or the maker's solar battery; LoRaWAN or NB-IoT variants.

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Designed and built in Pune, India
WPC compliant, RoHS conformant

Questions

Choosing between them

Dragino states the electrode construction and user calibration; Seeed states cleaning every three to six months and calibration every six to twelve; the RK500-22 probe maker states a six-month cycle. The MacSync LSS X4 datasheet states calibration parameters in the Maya app and a stability figure, not an interval; Macnman recommends a lab or buffer check each season.

The MacSync LSS X4, designed and manufactured in Pune, with WPC compliance and RoHS on its datasheet and IN865 as the shipped plan. Dragino and Seeed list IN865 among their plans; RAK's kit comes in LoRaWAN or NB-IoT variants.

The MacSync LSS X4 (19 Ah or solar), the Dragino SPH01-LB (8,500 mAh or solar) and the Seeed S2106 (19 Ah). RAK's Sensor Hub cannot run on batteries and needs a mains adapter or the maker's solar battery.