20AWG 2 Core
Zhong Hua Jiang
20AWG
5m-5000m
2
Tinned stranded copper
PVC(RoHS)
300V
80℃/176℉
13.7Ω/KM20℃
10MΩ/KM20℃
2000AC V/min
| Availability: | |
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Zhong Hua Jiang 20AWG 2-conductor shielded drag chain cable is designed for compatible CNC machine-control circuits, industrial sensors and automated equipment that require two insulated conductors in a flexible cable-carrier run. Twisted stranded tinned-copper conductors, PVC insulation, and a shielded cable construction help organize two-wire connections in space-constrained machinery.
The product specifications list a 300V voltage rating, an 80°C (176°F) temperature rating and a 6.4 ± 0.3mm outside diameter. Select the cable based on equipment wiring diagrams, operating current, installation length, ambient exposure and movement requirements.
Two stranded tinned-copper insulated conductors are arranged in a flexible shielded construction with PVC insulation and a PVC outer jacket. The published technical table also identifies cotton rope and cotton paper as internal filling. Confirm the exact shielding type and construction using a manufacturer-approved cross-section drawing.
For replacement wiring and OEM production, compare the conductor cross-section, two-core color identification, shield construction, jacket dimensions, connector or cable gland, minimum moving bend radius, and the equipment’s voltage and current requirements.

Request a 20AWG Two-Core Cable Quote
For CNC builders, machine-integrators and industrial distributors, this 20AWG two-core cable offers a candidate for compatible low-current machine-control connections, sensor circuits, switch wiring, and moving cable-carrier routes where shielded wiring is needed.
The cable shield may reduce coupled electromagnetic interference when correctly bonded and installed. Route sensitive sensor and controller leads separately from inverter motor-output power cables where the equipment design calls for separation. The shield is not a third insulated core or a substitute for protective earth.
When requesting a quotation, identify the 20AWG × 2 construction, black-and-white core identification, cable lengths, total quantity, circuit voltage and current, cable-chain movement, termination type and any requested technical or compliance documents.

| Rated Voltage: | 300V | Number of Conductors: | 2 Twisted |
| Rated Temperature: | 80°C / 176°F | Size: | 20AWG |
| Conductor Resistance: | 13.7 Ω/km at 20°C (as published; request verified resistance) | Conductor Material: | Tinned Stranded Copper |
| Insulation Resistance: | 10MΩ/KM 20°C | Insulation Material: | PVC (RoHS) |
| Dielectric Test: | 2000AC V/min | Isolation Material: | Cotton Rope and Cotton Paper |
| Material: | PVC + Tinned Copper | Jacket Material: | PVC (RoHS) |
| Conductor Color: | Black, White | ||
| Jacket Dia(mm): | 6.4 ± 0.3 | ||
The supplier lists a conductor resistance of 13.7 Ω/km at 20°C. Request a current technical sheet or test report for this exact 20AWG two-core model before estimating voltage drop or permissible circuit length. The published dielectric test and insulation-resistance units should also be confirmed.
UL and RoHS references appear in the supplied product materials. Request the actual certification or compliance records, standard numbers and model identification relevant to the cable being ordered.
Ask for 20AWG Cable Specifications

| UL Documentation: Verify by Cable Model | 15 Million Flex Cycles — Test Conditions on Request | Shielded | Tinned Copper Core |

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| Oxidation Resistance | Low Eccentricity | High Conductivity | Insulation Resistant |

The product graphics refer to 15 million flex cycles. This advertising value does not establish service life in every cable carrier; request the actual test method, bend radius, travel distance and tested product reference before specifying flex life.
Select an approved cable-carrier bend radius from the exact cable construction and manufacturer documentation. The correct bend radius also depends on dynamic travel, acceleration, clearance, strain relief and operating environment.
The published outer diameter of 6.4 ± 0.3mm helps with cable gland, connector and drag-chain clearance selection. Confirm real production dimensions, jacket compatibility and minimum dynamic bend radius before making the final installation drawing.
| Advantage of Tinned Copper | |||
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| Tinned Copper | Pure Copper | CCA Copper Clad Aluminum | |
| Easy to Solder | |||
| Copper Conductor Performance | |||
| Anti-oxidation | |||
| Anti-corrosion | |||
| Application-Dependent Durability | |||
The stranded tinned-copper conductors offer conductivity and practical solder termination while tin plating can improve oxidation resistance at exposed strand surfaces.
Flex performance depends on conductor construction, shield design, jacket composition, installation conditions and the application’s bending cycle.
For voltage-drop calculations, request the verified 20AWG conductor resistance and use the complete out-and-return conductor length for the actual circuit.

A correctly installed cable shield helps limit unwanted electrical noise coupling into nearby low-voltage control and sensor wiring.
Follow the controller and machine manufacturer’s guidance for shield termination, conductor routing, protective earthing and separation from VFD output leads.
Cable shielding is an electromagnetic-interference control measure, not a replacement for a required protective-earth conductor or machine safety connection.
The supplier’s promotional images mention 15 million flex cycles, but no test-bend radius or laboratory conditions are given in the main specification table. Qualification for a moving installation should use the operating stroke, speed, acceleration, strain relief and confirmed mechanical test conditions.
Discuss Drag-Chain Requirements

20AWG two-core shielded cable can be considered for suitable CNC control circuits, switching devices, sensors and automation wiring that use two conductor paths.
Typical application evaluations include CNC router limit or position switches, compatible sensor power or signal lines, and controller circuits routed through a moving drag chain. Confirm the actual pinout, load current, noise level and required safety protection.
Two 20AWG insulated wires do not automatically meet the needs of a differential bus, encoder cable, motor-output power circuit or a safety-rated stop system. Confirm pair structure, impedance, loading, grounding and relevant device requirements before substitution.
For bulk or OEM supply inquiries, provide the complete two-wire schematic, conductor colors, required length per assembly, order volume, connector type, drag-chain travel, environmental conditions, packaging and documentation needs.
Confirm whether the circuit requires two insulated conductors. Cable shielding is a separate construction element and must not be counted as another signal or protective-earth core.
For the same copper material and conductor length, the larger 18AWG cross-section ordinarily gives less resistance than 20AWG; 22AWG has the smaller cross-section. Confirm the diameter, shield construction, cable current limits and bending requirements of the specific options.
| Gauge and core count | Relative conductor size | Selection consideration |
| 22AWG × 2 | Smaller than 20AWG | Compact two-core control wiring when current and voltage drop permit |
| 20AWG × 2 | Intermediate size | Two-wire control or sensor circuits using the specified 20AWG construction |
| 18AWG × 2 | Larger than 20AWG | Potentially lower resistance if the approved cable dimensions and movement suit the machine |
The supplied 20AWG two-core cable table lists a 6.4 ± 0.3mm overall jacket diameter. Confirm cable entry dimensions, gland grip range, drag-chain clearance, minimum dynamic bend radius and strain-relief design using the manufacturer-approved cable drawing.
The two conductor colors are identified as black and white. These colors do not establish polarity, safety ground or sensor pin assignment without the device wiring schedule. Keep screen termination separate from the internal conductor identification.
For noise-sensitive sensor or controller connections, follow the machine supplier’s screening, bonding and cable-routing guidance. Verify the actual 20AWG resistance and total loop length before calculating voltage drop or using the cable for a load-bearing circuit.
Send Your Two-Conductor Cable Requirements
Zhong Hua Jiang also offers shielded drag-chain and double-shielded cables. Select among these families according to conductor count, wire gauge, shield construction, moving versus fixed installation and device requirements.


Huajiang was founded in 2000, beginning with CNC engraving spindle motors and later developing VFDs, CNC machines, accessories and electrical cables. The Zhong Hua Jiang brand was introduced in 2018 for international customers.
The company has over 20 years of experience in CNC products and cites design patent No. 200730184245.5 for an air-cooled spindle-motor series. For electrical wire purchases, request applicable documents for the specific cable part number.
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| Quality Assurance Superior quality performance Strict quality control | Patents and Certifications Several patents for air-cooled spindle motors | Additional Brand Value Brand value highly recognized by the market |
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| Reasonable Price Direct factory sales High cost performance | Full Time Service Professional technical support Quick customer service | Fast and Reliable Delivery Fast and efficient delivery Real-time tracking and updates |
The company supplies CNC router machine models including 3018, 3020, 3040 and 6090 for engraving, cutting and compatible machining tasks.
The product range includes air-cooled and water-cooled spindle motors for CNC machinery with different cooling and power requirements.
Related CNC accessories include limit switches, Z probes, emergency stop buttons and other machine-control components.
The cable range includes shielded drag-chain wiring for moving applications and other shielded cable types for compatible CNC connections.
Stepper motors enable controlled positioning in compatible CNC and industrial automation equipment.
Industrial buyers, machine-builders and distributors can submit drawings, application and cable-carrier details, cable length per machine, anticipated order volume, required packaging, installation environment and destination for quotation.
For product qualification, request a model-specific technical drawing, actual conductor-resistance result, shielding construction, flexible-service information and any applicable compliance documentation before approval.
Request OEM / Distributor Pricing

Company and product certification images may cover multiple product families. When documentation is required, request paperwork explicitly identifying the 20AWG two-conductor cable supplied under the purchase order.

This 20AWG two-core shielded wire is marketed for CNC machinery, cable carriers and industrial control applications that need two insulated conductors. Final suitability depends on the device current, voltage, motion and installation details.
The overall shield can help reduce electrical interference in the presence of nearby drive and switching circuits. Correct termination, separation and machine bonding practices remain important.
The cable is intended for moving cable carriers, but no model-specific dynamic bend radius, cycle-test setup, rated travel speed or acceleration is provided in the published specifications. Obtain these conditions for the intended drag-chain design.
The listed electrical and physical specifications are 20AWG × 2 twisted tinned-copper conductors, 300V, 80°C, PVC insulation and jacket, and a 6.4 ± 0.3mm outside diameter. The published conductor resistance of 13.7 Ω/km at 20°C requires confirmation before electrical design calculations.
Black and white are the listed conductor insulation colors. Use the equipment-approved wiring diagram to assign the two conductors; color does not independently determine signal polarity or protective-earth suitability.
Tinned stranded copper supports conductive, solderable and oxidation-resistant conductor surfaces. The durability of a moving cable is governed by the complete cable construction and its application conditions.
Discuss custom cable lengths, conductor identification, packaging and project requirements with Zhong Hua Jiang; any modification should be confirmed against the final technical drawing.
Supply 20AWG × 2, quantity, requested cable or reel length, machine wiring diagram, operating voltage/current, planned cable-chain movement, connector details and delivery destination when requesting a quote.
Huajiang began with CNC spindle motor production in 2000 and expanded into CNC machines, VFDs, accessories and electrical cables. The Zhong Hua Jiang brand was established in 2018 for international markets.
It is a two-core cable with 20AWG twisted tinned-stranded copper conductors, PVC insulation, a PVC jacket and shielding for suitable low-voltage machine wiring.
The published specification lists 6.4 ± 0.3mm. Check the production drawing for connector entry, cable gland choice and drag-chain compartment sizing.
The supplied table identifies a 300V rating and a temperature rating of 80°C (176°F). Equipment circuit loading must still be assessed for the installation.
The published technical table lists 13.7 Ω/km at 20°C. Ask for a test report or corrected technical sheet identifying this specific 20AWG cable before relying on the value.
The published colors are black and white. Follow the approved wiring diagram to assign voltage, return, signal or any other circuit functions.
20AWG generally has a larger copper cross-section than 22AWG, giving lower electrical resistance at the same length. Verify each cable product’s actual specifications, jacket diameter and installation limits.
18AWG has a larger conductor than 20AWG. It may suit a different loading or voltage-drop requirement, but jacket size, movement and equipment compatibility must also be checked.
The cable is presented for moving cable-carrier use. Confirm permissible dynamic bending radius, stroke, travel speed and installation conditions for the exact model.
The published cable specifications do not state a model-specific minimum dynamic bend radius. Ask for a rated value instead of calculating one solely from outside diameter.
Promotional graphics cite 15 million cycles, but the test setup and model-specific conditions are not provided. Ask for the test report before using that number as a design requirement.
Stranded copper provides flexibility relative to a similarly sized solid conductor, while tin plating helps with solderability and oxidation resistance. Total cable performance still depends on the shield and jacket.
With correct installation and termination, shielding may reduce electromagnetic interference coupled into compatible machine-control signals. Effectiveness depends on the electrical environment and grounding arrangement.
No. Treat the signal cable screen separately from any protective-earth conductor required by the machine electrical safety design.
Do not assume this cable is suitable for a VFD motor-output circuit. Select a motor cable using the drive and motor current, voltage, EMC and earthing requirements.
It may be evaluated for suitable two-wire sensor and switch connections. Confirm voltage, load current, polarity, signal type, connector pinout and approved cable specifications.
Two conductors and general shielding do not establish transmission-line impedance or communications suitability. Check pair twisting, electrical properties and device-specific cabling rules.
The published specifications identify PVC jacket material but does not give verified oil, UV, chemical or water-resistance classifications. Request test data when environmental resistance is required.
The published product graphics mention UL and the materials table references RoHS. Ask for current documents that identify the exact ordered model and applicable standards.
Send requested cable lengths, order quantity, packaging needs and any changes to the conductor or jacket construction for technical and commercial review.
Provide 20AWG × 2, quantity, cable lengths, two-wire schematic, end application, expected movement, connector requirements, destination and any needed technical documents.
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