One Source. Multiple Brands.
Pressure sensors, level transmitters, flow meters, and load cells, temperature transmitters, water quality sensors, soil sensors, etc. are all from reliable Chinese brands and also support OEM and ODM.
Quality you can verify
Every Unit Checked Before Export
Pre-shipment inspection against your spec sheet, CE & EMC certified product lines, and a 12-month warranty on every instrument.
Ningbo, China · Since 2014
Shipped Worldwide From Ningbo Port
FOB Ningbo or CIF. Export documents, customs support and logistics coordination handled by our team.
7 instrument families, 198+ models — everything a process plant needs, from one supplier.
Pressure Measurement
Pressure transmitter calibration step by step: 5-point up/down test, mA error formula, zero vs span vs sensor trim, 4:1 reference rule, wiring checks. Get a quote.
Pressure Measurement
4-20mA pressure transmitter, RS485 Modbus or HART? Loop vs bus wiring, 1,200 m cable limits, 250 Ω HART resistor, mA-to-pressure formula and a model table. Get a quote.
Pressure Measurement
Convert psi, bar, kPa, MPa and feet of head instantly. 1 psi = 2.31 ft of water, 1 bar = 14.5 psi. Formulas, worked examples and which transmitter range to buy.
Sensors, meters and load cells from multiple brands — consolidated into one order and one shipment.
Every unit checked against your spec before shipping. CE and EMC certified product lines.
2–3 days for in-stock items, 15–30 days for custom ranges, outputs and connections.
Export documents, customs clearance support and logistics. FOB Ningbo or CIF to your port.
Independently tested by Shenzhen HTT Technology to the EU EMC Directive. Download the certificates and the complete test reports — not just a logo.
Click to enlarge
Click to enlargeCertificate holder: SIBO.X INDUSTRIAL CO., LTD., our supply partner in Ningbo. Reports are published in full, unaltered.
Water utilities, refineries and OEM builders in 30+ countries source their instruments through SIBXSUN.
Send a spec list — we match models across brands and quote them in one sheet.
A PDF datasheet on every product page — ranges, outputs and dimensions.
Selection guides and technology comparisons written for engineers and buyers.
Not sure which instrument fits? Get a recommendation within 12 hours.
Send your list — one quote across all categories, within 12 hours.
