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Product

AS-Interface, ISOBUS & KNX Building Bus CablesISO 11783-2 · AEF ISOBUS4×0.5 mm² TBC Quad + PowerUp to 60 A (6 / 10 / 16 mm²) PUR

ISOBUS Agricultural Machinery CableISO 11783-2 9-core hybrid CAN star-quad (4×0.5 mm²) + ECU & 60 A implement power PUR

ISOBUS Agricultural Machinery Cable is the ISO 11783-2 9-conductor hybrid tractor-to-implement cable combining a special 75–120 Ω twisted Star-Quad data unit (4×0.50 mm²: Yellow CAN_H, Green CAN_L, Red TBC_PWR, Black TBC_RTN), two ECU power cores (2×1.5 or

Oil-resistant
Ozone, UV & moisture
Water-resistant
Low-EMC design
Order designation
ISOBUS Hybrid 2×6.0 + 2×1.5 + 1×0.5 + 4×0.5Q PUR
Outer Ø ≈
15.2 mm
Copper weight
168 kg/km
Total weight ≈
285 kg/km
Min. bend R (fixed)
76 mm
All sizes (4)
Request a quoteDatasheetWhatsApp
Engineering reply in 2 business hoursCut-to-length export drumsEN 10204 3.1 certificate per drum
Standard
ISO 11783-2
250 kbps tractor-implement bus
Data unit (Quad)
4 × 0.50 mm²
CAN_H, CAN_L, TBC_PWR, TBC_RTN
Quad impedance
75–120 Ω
ISO 11783-2 Star-Quad @ 1 MHz
Implement power
2×6 to 16 mm²
12 V DC high-current up to 60 A
ECU power + sense
2×1.5–2.5 + 0.5
15 A ECU supply + implement sense
Outer jacket
Heavy-Duty PUR
-40 to +85 °C slurry, oil & UV proof

Typical values for this cable type, based on ISO 11783-2 (ISOBUS Tractor-Implement Hybrid Bus Cable) — confirmed in the datasheet and quotation for your order.

Application fit

Is ISOBUS right for your machine?

Engineered for agricultural tractors, seed drills, precision planters, fertilizer spreaders, crop sprayers, and forage harvesters connecting the 9-pin ISO 11783-2 IBBC breakaway receptacle.

Self-supporting pendant & push-button drop

Suitable

Withstands constant drawbar articulation, hitch flexing, stone impact, and implement breakaway pulls.

Immersion & wet locations

Suitable

Ether-based PUR jacket resists liquid manure (ammonia/slurry), NPK fertilizers, crop protection chemicals, diesel, and pressure washing.

Fixed installation

Suitable

Routes along tractor chassis from battery/ECU harness to rear and front ISO 11783-2 implement sockets.

Energy chain / drag chain

With conditions

Handles seeding-boom folding and drawbar swing; for high-speed linear chains use dedicated 4×0.5 mm² data quad.

SAE J1939
Typical machinesAgricultural tractors & harvestersPrecision planters, seeders & sprayersBaler, mower & slurry tanker implementsForestry & municipal utility attachments

Construction

Layer by layer

Hybrid 9-core construction per ISO 11783-2: (1) 4×0.50 mm² Star-Quad (Yellow CAN_H, Green CAN_L, Red TBC_PWR, Black TBC_RTN) wrapped in

12345
Schematic, not to scale — generated from the layer data
#LayerMaterial & reference
1Fine-stranded bare copper power &2×(6.0/10.0/16.0 mm²) PWR/GND + 2×(1.5/2.5 mm²) ECU + 4×0.50 mm² TBC Quad + 1×0.50 mm²ISO 11783-2 / ISO 6722
2Automotive XLPE / PP / PVC coreLow-permittivity polyolefin on 4×0.50 mm² TBC quad; high-temp PVC/XLPO on power coresISO 11783-2
3ISO 11783-2 TBC Star-Quad + hybridCAN_H (Ye)/CAN_L (Gn) + TBC_PWR (Rd)/TBC_RTN (Bk) twisted in Star-Quad and laid withISO 11783-2 Annex B
4Non-woven binder wrapFleece separating tape allowing internal core slip during drawbar flexingISO 11783-2
5Heavy-duty agricultural PUR sheathAbrasion-, microbe-, slurry-, fertilizer-, and UV-resistant polyurethane (RAL 9005 Black)ISO 11783-2 / ISO 6722

ISOBUS 9-Core Hybrid Power + Data (2×6.0 / 2×10.0 / 2×16.0 mm²)

Complete 9-pin IBBC tractor-implement harness cable carrying 30–60 A 12 V power, 15 A ECU power, and 250

ISOBUS 4×0.50 mm² TBC Data Quad Cable

Standalone ISO 11783-2 4-core Star-Quad (CAN_H, CAN_L, TBC_PWR, TBC_RTN) for in-cab terminal and ECU branches.

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on ISO 11783-2 (ISOBUS Tractor-Implement Hybrid Bus Cable). Values for your order are confirmed in the datasheet and quotation.

Electrical

TBC data quad impedance Z0
75 Ω to 120 Ω at 1 MHz per ISO 11783-2
TBC data quad capacitance & delay
≤ 75 pF/m · propagation delay ≤ 5.0 ns/m
Data quad DC resistance (0.50 mm²)
≤ 37.1 Ω/km per core @ 20 °C
Main power resistance (6 / 10 / 16
≤ 3.1 / ≤ 1.82 / ≤ 1.16 Ω/km @ 20 °C
Attenuation (TBC quad @ 1 MHz)
≤ 1.5 dB/100m
Operating / test voltage
60 V DC automotive (300 V peak) · 1.5 kV AC

Thermal

Operating temperature range
-40 °C to +85 °C (+105 °C peak)
Cold flexibility
-40 °C drawbar articulation without sheath

Mechanical

Min. bending radius
5 × D fixed · 10 × D drawbar flexing
Abrasion & tear resistance
Heavy-wall PUR per DIN EN 50363-10-2 / ISO

Resistance

Agricultural chemical resistance
Liquid manure/slurry, ammonia, urea/DEF
UV, ozone & microbe resistance
ISO 4892 UV weatherometer · EN 50396

Reference standards

Primary specification
ISO 11783-2 (Tractors and machinery for
Connector compatibility
9-pin ISO 11783-2 IBBC (Implement Bus

Identification

TBC Quad colours
Yellow (CAN_H), Green (CAN_L), Red
Outer sheath colour
RAL 9005 Matte Black

Sizes

4 standard configurations (ISOBUS)

Nominal dimensions, copper weights, impedance and transmission parameters for ISOBUS per ISO 11783-2 (ISOBUS Tractor-Implement Hybrid Bus Cable).

Dimensions & weights
Order designationConfigurationConductor sizeOuter Ø ≈
mm		Copper
kg/km		Weight ≈
kg/km		Min. bend R
fixed mm		Enquiry
Standard ISOBUS configurations
ISOBUS TBC Data Quad 4×0.50 mm² PUR4×0.50 mm² (TBC Data Quad)0.50 mm² (20 AWG)6.2204831
ISOBUS Hybrid 2×6.0 + 2×1.5 + 1×0.5 + 4×0.5Q PUR2×6.0 + 2×1.5 + 5×0.5 mm²6.0 / 1.5 / 0.5 mm²15.216828576
ISOBUS Hybrid 2×10.0 + 2×2.5 + 1×0.5 + 4×0.5Q PUR2×10.0 + 2×2.5 + 5×0.5 mm²10.0 / 2.5 / 0.5 mm²17.826441589
ISOBUS Hybrid 2×16.0 + 2×2.5 + 1×0.5 + 4×0.5Q PUR2×16.0 + 2×2.5 + 5×0.5 mm²16.0 / 2.5 / 0.5 mm²20.6380560103
  • Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
  • Outer diameters and weights are nominal factory values subject to ±5 % manufacturing tolerance per ISO 11783-2 (ISOBUS Tractor-Implement Hybrid Bus Cable).

Quality & approvals

Testing & inspection

Routine tests on every production length, sample and type tests per batch — documented on an EN 10204 3.1 inspection certificate.

  1. ConductorClass 5 stranding
  2. Spark test100 % in-line
  3. Lay-upCores, earth, fillers
  4. SheathingInner, braid / screen, outer
  5. Electrical testsAC voltage, resistance
  6. DimensionsOD, wall thickness
  7. Inspection documents & dispatchDrum & dispatch
Testing & inspectionTest value / referenceFrequency
Routine tests
TBC Star-Quad impedance & capacitance @ 1 MHzZ0 = 75–120 Ω; mutual capacitance ≤ 75 pF/m per ISO 11783-2100 % of reels
DC resistance on power & CAN cores + 1.5 kV testISO 6722 resistance limits on 0.5, 1.5, 2.5, 6, 10, 16 mm²100 % of reels
Sample tests
60 A power switching to CAN_H/CAN_L crosstalk testZero bit errors on 250 kbps ISOBUS under 60 A load stepPer production batch
Ammonia/slurry, diesel, hydraulic oil & -40 °C bendISO 6722 & ISO 11783-2 environmental durabilityType approval

Inspection certificate

Issued with every drum, listing the routine test results for that length.

Product approvals

ISO 11783-2AEF CompatibleISO 6722-1

Company certificates

ISO 9001ISO 14001ISO 45001VDE marks approvalUL / cULCE · LVD / EMC

Marking & supply

Ordering & delivery

Sheath marking

TEBAOFLEX ISOBUS ISO 11783-2 TRACTOR
Delivery form
Non-returnable plywood reels or export drums
Standard reel lengths
100 m · 305 m · 500 m · 1000 m
MOQ
100 m (stock variants) · 500 m (custom)
Lead time
2–3 weeks ex-works
Incoterms
EXW, FOB, CIF, DAP

Technical documents

Downloads

PDFISOBUS Agricultural Machinery Cable – technical datasheet4 sizes · construction, technical data, approvalsXLSXISOBUS spec data (Excel)All 4 sizes with dimensions and data, for your BOM or quotation
Revision
2026-10-20
Updated
2026-10-20

FAQ

Questions engineers ask first

Not covered here? Send your drawing — an engineer replies within 2 business hours.

Why does ISO 11783-2 use a 4-wire TBC Star-Quad instead of a simple 2-wire CAN twisted pair?
To avoid expensive metallic shields that can corrode or ground-loop between a tractor and towed implement, ISO 11783-2 twists CAN_H (Yellow) and CAN_L (Green) in a symmetrical Star-Quad with TBC_PWR (Red) and TBC_RTN (Black). The two Terminator Bias Circuit wires act as an active AC electromagnetic reference around the CAN pair.
How do I choose between 2×6.0 mm², 2×10.0 mm², and 2×16.0 mm² main power cores in an ISOBUS cable?
The two large power conductors feed 12 V DC electric seed-metering drives, fan clutches, and section-control valves on the implement through Pins 1 and 2 of the IBBC socket (fused up to 60 A). Choose 6.0 mm² for up to 30 A or short drawbars, 10.0 mm² for 40–50 A, and 16.0 mm² to minimize voltage drop at the full 60 A rating.
What are all 9 conductors inside a complete ISO 11783-2 IBBC implement cable?
A full 9-core ISOBUS harness cable contains: Pin 1 (Black, Implement GND), Pin 2 (Red, Implement PWR 60 A), Pin 3 (Black, ECU_GND), Pin 4 (Red, ECU_PWR 15 A), Pin 5 (Control/Sense bridge to Pin 4), Pin 6 (Red, TBC_PWR), Pin 7 (Black, TBC_RTN), Pin 8 (Yellow, CAN_H), and Pin 9 (Green, CAN_L).
Why is an ether-based PUR outer sheath critical for agricultural ISOBUS cables?
Drawbar cables are dragged through stone, mud, liquid manure (ammonia), urea fertilizer, and hydraulic oil from -40 °C winter storage to blazing summer sun. Our microbe- and hydrolysis-resistant PUR sheath resists cuts and chemical swelling where standard PVC jackets crack within one season. Each production reel undergoes 100 % characteristic impedance verification, mutual capacitance and DC loop resistance testing, and dielectric spark/withstand inspection before dispatch with an EN 10204 3.1 certificate.

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01Selected sizes

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03Message for our engineers

ISOBUS Agricultural Machinery Cable

Selected sizes:


Reel & motion:
- Reel type: 
- Drum core diameter (mm): 
- Cable length on drum (m): 
- Travel speed (m/min): 
- Max. acceleration: 
- Cycles per hour: 
- Length and quantity: 
- Ambient temperature: 
- Exposure (outdoor, water, oil, abrasion): 
- Destination country: 
- Equipment and operating conditions:
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