Products - Special Sensing Cables

High-performance fiber optic sensing cables for strain, temperature, and vibration monitoring — engineered for harsh environments in civil engineering, energy, and industrial applications

Products 📌 UW-FBG Products

Product Models

Comprehensive range of special sensing cables for every monitoring application

RS-CABLE-S1 RS-CABLE-S2 RS-CABLE-S3 RS-CABLE-S4
Strain Model 1
Strain Model 2
Strain Model 3
Strain Model 4

RS-CABLE-S1

Internal Fixed-Point Strain Cable

Internal fixed-point UWFBG strain sensing cable with 0.9mm tight-buffered fiber. Metal armored and braided construction for excellent mechanical protection.

  • Fiber Type0.9mm tight-buffered
  • Reflectivity0.01%~0.1%
  • Grating Spacing0.5/1/2/5 m
  • Strain Range≥12000 με
  • Tensile≥5 N
Applications: Tunnel convergence, cracks, inclinometer tubes; Steel structure surface mounting; Buried slope & settlement monitoring

RS-CABLE-S2

External Fixed-Point Strain Cable

External fixed-point UWFBG strain sensing cable with unique mold-pressed anchor rings. Enhanced fiber-sheath mechanical transfer efficiency.

  • Fiber Type0.9mm tight-buffered
  • Reflectivity0.01%~0.1%
  • Grating Spacing0.5/1/2/5 m
  • Strain Range≥12000 με
  • Tensile≥100 N
Applications: Civil engineering strain monitoring; Deep settlement; Ground displacement

RS-CABLE-S3

Pre-Stressed Strain Cable

Pre-stressed internal fixed-point UWFBG strain sensing cable with ~3000 με pre-load. No initial tension required, zero dead zone axial strain sensing.

  • Pre-Stress~3000 με
  • Reflectivity0.01%~0.1%
  • Grating Spacing0.5/1/2/5 m
  • Strain Range≥12000 με
  • Tensile≥200 N
Applications: Tunnel, pile foundation, cracks; Deep settlement; Wild landslide monitoring

RS-CABLE-S4

Distributed Strain Cable

Fully distributed UWFBG strain sensing cable with 1.0mm FRP grating array and steel rope core. High tensile strength, excellent strain transfer efficiency.

  • Fiber Type1.0mm FRP array
  • CoreSteel rope
  • Grating Spacing0.2/0.5/1/2/5 m
  • Strain Range≥12000 με
  • Tensile≥1500 N
Applications: Civil engineering strain; Wild landslide; Concrete structure deformation
RS-CABLE-T1 RS-CABLE-T2
T1
T2

RS-CABLE-T1

Stainless Steel Temp Cable

Stainless steel encapsulated UWFBG temperature sensing cable in 1.8mm/3.0mm sizes. Kevlar/fiber + steel tube + stainless steel braid construction.

  • Diameters1.8mm / 3.0mm
  • Temp Sensitivity10.02 pm/°C
  • Linear Range>0.999
  • Tensile≥1000 N
  • Temp Range-20°C ~ 90°C
Applications: Distributed fire alarm (tunnels, metros, petrochemical); Temperature field monitoring

RS-CABLE-T2

Armored Temp Cable

Steel-reinforced UWFBG temperature sensing cable. Bare fiber + PBT + metal braid/steel rope + jacket construction for enhanced tensile strength.

  • Diameters2mm / 3mm / 5mm
  • Temp Sensitivity10.02 pm/°C
  • Linear Range>0.999
  • Tensile≥200 N
  • Temp Range-20°C ~ 90°C
Applications: Fire alarm systems; Large facility temperature monitoring; Battery warehouse temperature
RS-CABLE-D1 RS-CABLE-D2 RS-CABLE-D3
DAS Model 1
DAS Model 2
D3

RS-CABLE-D1

Buried Vibration Cable

Buried micro-vibration (DAS) sensing cable. Bare fiber + PBT + steel rope + jacket construction with bandwidth >5nm@3dB gratings for enhanced signal strength.

  • Grating Bandwidth≥4.9~22 nm
  • Grating Spacing5m (custom)
  • Temp Sensitivity10.02 pm/°C
  • Tensile≥1000 N
  • Diameter3.0mm
Applications: Tunnel & building vibration; Oil well logging; Pipeline leak & perimeter security

RS-CABLE-D2

High Sensitivity Vibration Cable

High sensitivity UWFBG vibration sensing cable with spiral armor. Reduced sheath structure for enhanced sensitivity. Easy installation on structure surfaces.

  • Grating Bandwidth≥22 nm
  • Grating Spacing5m (custom)
  • Temp Sensitivity10.02 pm/°C
  • Tensile≥100 N
  • Diameter3.0mm
Applications: Tunnel & building surface vibration; Oil well logging; Pipeline leak detection

RS-CABLE-D3

Hybrid Strain + Vibration Cable

Composite sensing cable with both vibration and strain fiber optic elements. Flat structure with central vibration grating array and side FRP strain fiber.

  • Vibration Bandwidth≥22 nm
  • Strain FiberFRP
  • Temp Sensitivity10.02 pm/°C
  • Tensile≥1400 N
  • Dimensions3.5×7.5×9.0mm
Applications: Road surface vibration analysis; Tunnel surface mounting; Rail transit vibration

Technical Specifications

Complete specifications for all special sensing cable models

Download Datasheets (PDF)
ParameterG.657A2G.652D
Center Wavelength1528 nm ~ 1568 nm
Wavelength Accuracy±0.5 nm
Reflectivity0.01% ~ 0.1%
Bandwidth @-3dB≤0.30 nm
Side Mode Suppression≥15 dB
Grating Spacing0.5/1/2/5 m (custom)
Cable Diameter3.0 mm
Tensile Strength≥5 N
Strain Range≥12000 με
Operating Temperature-20°C ~ 90°C
ParameterG.657A2G.652D
Center Wavelength1528 nm ~ 1568 nm
Wavelength Accuracy±0.5 nm
Reflectivity0.01% ~ 0.1%
Bandwidth @-3dB≤0.30 nm
Grating Spacing0.5/1/2/5 m (custom)
Cable Diameter5.0 mm (Node 10mm)
Tensile Strength≥100 N
Strain Range≥12000 με
Operating Temperature-20°C ~ 90°C
ParameterG.657A2G.652D
Center Wavelength1528 nm ~ 1568 nm
Reflectivity0.01% ~ 0.1%
Pre-Stress Level~3000 με
Grating Spacing0.5/1/2/5 m (custom)
Cable Diameter5.0 mm
Tensile Strength≥200 N
Strain Range≥12000 με
Operating Temperature-20°C ~ 90°C
ParameterG.657A2G.652D
Center Wavelength1528 nm ~ 1568 nm
Reflectivity0.01% ~ 0.1%
Grating Spacing0.2/0.5/1/2/5 m (custom)
Cable Diameter5.0 mm
Tensile Strength≥1500 N
Strain Range≥12000 με
Operating Temperature-20°C ~ 90°C
ParameterSpecification
Center Wavelength1528 nm ~ 1568 nm
Reflectivity0.01% ~ 0.1%
Cable Diameter1.8mm (Steel Tube) / 3.0mm (Armored)
Tensile (Steel Tube)≥20 N
Tensile (Stranded)≥1000 N
Temperature Sensitivity10.02 pm/°C
Linear Range>0.999
Operating Temperature-20°C ~ 90°C
ParameterSpecification
Center Wavelength1528 nm ~ 1568 nm
Reflectivity0.01% ~ 0.1%
Cable Diameter3.0 mm (PBT + Braided)
Tensile Strength≥200 N
Temperature Sensitivity10.02 pm/°C
Linear Range>0.999
Operating Temperature-20°C ~ 90°C
ParameterG.657A2G.652D
Center Wavelength1550.12 nm
Bandwidth @-3dB≥22 nm≥4.9 nm
Grating Spacing5 m (customizable)
Cable Diameter3.0 mm
Tensile Strength≥1000 N
Temperature Sensitivity10.02 pm/°C
Operating Temperature-20°C ~ 90°C
ParameterG.657A2G.652D
Center Wavelength1550.12 nm
Bandwidth @-3dB≥22 nm≥4.9 nm
Grating Spacing5 m (customizable)
Cable Diameter3.0 mm
Tensile Strength≥100 N
Operating Temperature-20°C ~ 90°C
ParameterVibration FiberStrain Fiber
Center Wavelength1550.12 nm1528~1568 nm
Bandwidth @-3dB≥22 nm≤0.30 nm
Grating Spacing5 m0.5/1/2/5 m
Cable Dimensions3.5×7.5×9.0 mm
Tensile Strength≥1400 N
Operating Temperature-20°C ~ 70°C

Need Custom Cable Solutions?

Our engineering team can design custom sensing cables for your specific project requirements.

Contact Engineering Team