SRI M3704C Six-Axis Force/Torque Sensor
Popular 70 mm robot wrist six-axis force/torque sensor rated 200 N radial, 400 N axial and 11 Nm. With 0.5 % non-linearity, 300 %FS overload and optional IP68 sealing it covers assembly, deburring, polishing and underwater manipulation duties.
Price on request
Fx/Fy range200 N
Fz range400 N
Mx/My range11 N·m
MANUFACTURER-REPORTED SPECIFICATIONS
| Axes | 6 |
| IP Rating | IP60 (IP68 on P variants) |
| Outer Diameter | 70 mmReference ↗ |
| Fx/Fy range | 200 NReference ↗ |
| Fz range | 400 NReference ↗ |
| Mx/My range | 11 N·mReference ↗ |
| Mz range | 11 N·mReference ↗ |
| Overload capacity | 300 %FSReference ↗ |
| Crosstalk | 2.5 %FSReference ↗ |
| Nonlinearity | 0.5 %FSReference ↗ |
| Hysteresis | 0.5 %FSReference ↗ |
| Weight | 0.12 kgReference ↗ |
| Excitation voltage (max.) | 5 VReference ↗ |
| Compensated temperature range | 10 to 70 °CReference ↗ |
| Resonant frequency (free air) | 4500 HzReference ↗ |
| Bridge resistance | 350 ΩReference ↗ |
| Output | Coupled strain-gauge bridges; 6×6 decoupling matrix suppliedReference ↗ |
Manufacturer specifications for the listed model. Confirm options, operating conditions and integration requirements in your configuration-specific quotation.
Supplier
Sunrise Instruments Co., Ltd. 宇立仪器有限公司
Nanning, Guangxi
SRI (Sunrise Instruments) is one of China's earliest multi-axis force/torque transducer makers, supplying more than one hundred catalogue models from 15 mm miniature units to 135 mm flanged sensors. Typical performance is 0.5 % non-linearity with 300 % overload, and IP68 underwater variants are available for demanding robotic and automotive test programmes.
Product documentation
Manufacturer and distributor references for model selection and technical review. Specification sources last reviewed: October 28, 2026.
Configuration & quotation
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Price range (USD)Price on request
MOQ1
Lead time20-40 days
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