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Our FD-B6L 6-axis robot manipulator features an extended reach with a through-arm, delivering maximum mobility in tight work spaces.  The FD-B6L makes welding large pieces in confined spaces or complicated fixtures a snap.

For large parts and fixtures, the FD-B6L’s streamlined coaxial cable improves wire feeding, giving you better overall weld quality.

Download more information FD19 Controller


6kg payload, 2.0m reach

• Through-arm cable design improves torch reach & wire feeding
• Offers a wide working range with an independently articulated arm
• Seamless digital connection with all OTC DAIHEN brand welding power supplies
• Improved vibration restraining control provides smooth robot movement
• Built-in mechanical shock sensor
• Single source technology – all components are manufactured by OTC DAIHEN.
• Highly versatile design supports most welding applications


• Good extensibility and compact controller
• High scalability
• Advanced security features as standard equipment
• Built-in PLC software
• Seamless information link with host systems
• Smooth cooperation with CAD / CAM


• Icon displays assist in quick & easy teaching
• 640×480 VGA color screen with LED backlight 65536 color display
• 3 position enable switch provides increased safety
• Multi-screen function allows user to view up to 4 screens simultaneously
• On-screen help function with complete instruction




Number of Axes 6
Maximum Payload Capacity 6 kg
Positional Repeatability ± 0.08 mm
Drive Capacity 4832 W
Working Range, Arm, J1 (Rotation) ±170 ° (±50°)
Working Range, Arm, J2 (Lower Arm) -155 ° to +100°
Working Range, Arm, J3 (Upper Arm) -170° to + 190°
Working Range, Wrist, J4 (Swing) ±155° (+/- 170°)
Working Range, Wrist, J5 (Bending) -45° to + 225°
Working Range, Wrist, J6 (Twist) ±205 ° (+/ 360°)
Maximum Velocity, Arm, J1 (Rotation) 3.40 rad/s (195°/s) (3.05 rad/s (175°/s)
Maximum Velocity, Arm, J2 (Lower Arm) 3.49 rad/s (200°/s)
Maximum Velocity, Arm, J3 (Upper Arm) 3.49 rad/s (200°/s)
Maximum Velocity, Wrist, J4 (Swing) 7.50 rad/s (430°/s)
Maximum Velocity, Wrist, J5 (Bending) 7.50 rad/s (430°/s)
Maximum Velocity, Wrist, J6 (Twist) 11.0 rad/s (630°/s)
Wrist Load, Allowable Moment, J4 (Swing) 10.5 N*m
Wrist Load, Allowable Moment, J5 (Bending) 10.5 N*m
Wrist Load, Allowable Moment, J6 (Twist) 5.9 N*m
Wrist Load, Allowable Moment of Inertia, J4 (Swing) 0.28 kg*m²
Wrist Load, Allowable Moment of Inertia, J5 (Bending) 0.28 kg*m²
Wrist Load, Allowable Moment of Inertia, J6 (Twist) 0.06 kg*m²
Arm operation cross-sectional area 6.37 m² x 340°
Ambient Conditions (0 to 45 °C), 20 ~ 80% RH (No condensation)
Mass 287 kg
Upper arm payload capacity 44.09 lbs. 20 kg
Installation type Floor / Ceiling / Wall
Paint color White (Munsell notation 10GY 9/1)