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Product

30 kVDC silicone-bondable FEP potting wire 30 kVDC RatingSilicone-Bondable−65…+200 °C FEP

HFPS-3020-19 30 kVDC Silicone-Bondable FEP Potting WireUL / MIL-DTL-16878 · 30 kVDC · -65 °C to +200 °C bondable high-voltage fluoropolymer wire

Flame-retardant

Oil-resistant

Ozone, UV & moisture

Approved

Configuration

Order designation: HFPS-3020-19 (30 kVDC AWG 20)
Outer Ø ≈: 2.9 mm
Weight ≈: 16 kg/km
Tensile load ≈: 0.2 kN
Core / stranding: 19/32 AWG SPC

All sizes (4)

Request a quote Datasheet WhatsApp info@tebaoflex.com

Engineering reply in 2 business hoursCut-to-length export drumsEN 10204 3.1 certificate per drum

Rated voltage: 30 kVDC
Operating temp.: −65…+200 °C
Min. bend radius: 6 × OD
Core / conductor: AWG 20 SPC
Outer protection: Bondable FEP
Standard: MIL-DTL-16878

Typical values for this cable type, based on MIL-DTL-16878 / IEC 60684 — confirmed in the datasheet and quotation for your order.

Application fit

Is HFPS-3020-19 right for your machine?

Switchgear & control cabinet wiring

Suitable

Engineered for internal high-voltage power modules, Cockcroft-Walton multipliers and potted HV transformers.

Furnace, kiln & high-temp zone

Suitable

Continuous thermal stability from −65 °C cryogenic duty up to +200 °C curing and operating temperatures.

Fixed installation

Suitable

Silicone-bondable outer layer bonds chemically to RTV silicone potting compounds without chemical etching.

Motorised monospiral reel

Not suitable

Single-core internal HV hook-up and encapsulation wire; not intended for external dynamic reeling.

HSC-7.5-2K2SA

Typical machinesAerospace & AvionicsHigh-Voltage Power Supplies & Pulse ModulatorsMedical X-Ray, CT & Electron-Beam EquipmentAerospace, Defense & Downhole InstrumentationAnalytical Mass Spectrometry & Ion Implantation

Construction

Layer by layer

Shown: HFPS-3020-19 (MIL-DTL-16878 / IEC 60684) featuring stranded conductor (awg 20), primary hv dielectric (fep) and silicone-bondable outer coating (3-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Stranded Conductor (AWG 20)	19/32 AWG (0.62 mm², Ø 0.97 mm) concentric stranded silver-plated copper conductor for low-resistance HV terminationsMIL-DTL-16878 / IEC 60684
2	Primary HV Dielectric (FEP)	High-dielectric-strength extruded fluorinated ethylene propylene (FEP) primary insulation rated for 30 kVDC service (-65 °C to +200 °C)MIL-DTL-16878 / IEC 60684
3	Silicone-Bondable Outer Coating	Specially formulated outer silicone bonding layer (OD 2.25 mm) enabling void-free chemical adhesion to RTV/two-part silicone potting compoundsMIL-DTL-16878 / IEC 60684

HFPS-3020-19 — Standard Execution

Built to MIL-DTL-16878 / IEC 60684 with stranded conductor (awg 20) and silicone-bondable outer coating

HFPS-3020-19 — Custom Length & Configuration

Available in custom drum lengths, core counts or factory-terminated assemblies

HFPS-3020-19 — Factory Routine Certified

Supplied with EN 10204 3.1 routine electrical, dielectric & dimensional inspection report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on MIL-DTL-16878 / IEC 60684. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / transmission duty: 30 kVDC (MIL-DTL-16878 / IEC 60684)
Core / conductor construction: Stranded Conductor (AWG 20) — 19/32 AWG (0.62 mm², Ø 0.97 mm) concentric stranded silver-plated copper conductor for low-resistance HV terminations
Primary dielectric / insulation: Primary HV Dielectric (FEP) — High-dielectric-strength extruded fluorinated ethylene propylene (FEP) primary insulation rated for 30 kVDC service (-65 °C to +200 °C)

Thermal

Continuous operating temperature: −65…+200 °C (rated operating envelope)
Storage & transport temperature: −40…+80 °C on export drum or reel

Mechanical

Outer protection / sheath: Silicone-Bondable Outer Coating — Specially formulated outer silicone bonding layer (OD 2.25 mm) enabling void-free chemical adhesion to RTV/two-part silicone potting compounds
Minimum bending radius: 6 × OD
Structural layer count: 3 concentric functional layers

Resistance

Environmental & chemical resistance: Industrial moisture, oils and mechanical wear per MIL-DTL-16878 / IEC 60684
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: MIL-DTL-16878 / IEC 60684
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: HFPS-3020-19
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

4 standard HFPS-3020-19 configurations

Manufactured to MIL-DTL-16878 / IEC 60684 for heavy-duty industrial and specialty engineering systems.

Dimensions, tensile ratings & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Weight ≈ kg/km	Tensile load kN ≈	Min. bend R mm
HFPS-3020-19 Construction Schedule (−65…+200 °C)
HFPS-2024-19 (20 kVDC AWG 24)	1 × AWG 24 (0.24 mm²)	19/36 AWG SPC	2.1	8	0.1	13
HFPS-3020-19 (30 kVDC AWG 20)	1 × AWG 20 (0.62 mm²)	19/32 AWG SPC	2.9	16	0.2	18
HFPS-4018-19 (40 kVDC AWG 18)	1 × AWG 18 (0.96 mm²)	19/30 AWG SPC	3.8	27	0.3	23
HFPS-5016-19 (50 kVDC AWG 16)	1 × AWG 16 (1.23 mm²)	19/29 AWG SPC	4.6	39	0.4	28

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom core counts, cross-sections, sheath colours and factory-tested cut lengths available per MIL-DTL-16878 / IEC 60684.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ / Atten. Ω/km or dB/km	Rating / Capacity	Operating temp.
1 × AWG 24 (20 kVDC)	78.50	20 kVDC / 45 kVDC test	−65…+200 °C
1 × AWG 20 (30 kVDC)	30.20	30 kVDC / 65 kVDC test	−65…+200 °C
1 × AWG 18 (40 kVDC)	19.40	40 kVDC / 85 kVDC test	−65…+200 °C
1 × AWG 16 (50 kVDC)	14.70	50 kVDC / 100 kVDC test	−65…+200 °C

Every production length undergoes routine conductor DC resistance, high-voltage dielectric and dimensional verification.

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.

ConductorClass 5 stranding
Spark test100 % in-line
Lay-upCores, earth, fillers
SheathingInner, braid / screen, outer
Electrical testsAC voltage, resistance
DimensionsOD, wall thickness
Inspection documents & dispatchDrum & dispatch

Testing & inspection	Test value / reference	Frequency
Routine tests
Conductor resistance & dimensional verification (MIL-DTL-16878 / IEC 60684)	Electrical parameters and outer diameter within MIL-DTL-16878 / IEC 60684 tolerances	Every manufactured drum / length
High-voltage dielectric & insulation resistance test (MIL-DTL-16878 / IEC 60684)	Zero dielectric breakdown and verified insulation resistance over full length	Every manufactured drum / length
Sample tests
Thermal ageing, mechanical flexing & environmental qualification (MIL-DTL-16878 / IEC 60684)	Verified structural and dielectric integrity across −65…+200 °C	Type qualification & periodic lot audit

Inspection certificate

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

Product approvals

MIL-DTL-16878 CompliantEN 10204 3.1 Factory Test CertificateCE, RoHS 2 (2011/65/EU) & REACH

Company certificates

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

Marking & supply

Ordering & delivery

Sheath marking

TEBAOFLEX HFPS-3020-19 MIL-DTL-16878 30 kVDC CE

Delivery form: Heavy-duty export wooden/steel drums or factory-tested coils
Standard lengths: 100 m, 250 m, 500 m, 1,000 m or custom cut-to-length reels
MOQ: 100 m (standard configurations) · 300 m (custom builds)
Lead time: 2–4 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDFHFPS-3020-19 30 kVDC Silicone-Bondable FEP Potting Wire – technical datasheet4 sizes · construction, technical data, approvals XLSXHFPS-3020-19 spec data (Excel)All 4 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-23
Updated: 2026-10-23

FAQ

Questions engineers ask first

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

What applications is HFPS-3020-19 engineered for?

HFPS-3020-19 30 kVDC high-voltage lead and potting wire combining a 20 AWG (19/32) silver-plated copper conductor, high-dielectric-strength extruded FEP primary insulation and a silicone-bondable outer surface treatment for void-free encapsulation. It is built to MIL-DTL-16878 / IEC 60684 for high-voltage power supplies & pulse modulators and medical x-ray, ct & electron-beam equipment.

What are the minimum bending radius and operating temperature range for HFPS-3020-19?

The minimum bending radius for HFPS-3020-19 is 6 × OD across its continuous operating temperature range of -65 °C to +200 °C, ensuring mechanical and dielectric stability in industrial service.

How are the concentric layers of HFPS-3020-19 arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Stranded Conductor (AWG 20) (19/32 AWG (0.62 mm², Ø 0.97 mm) concentric stranded silver-plated copper conductor for low-resistance HV terminations); (02) Primary HV Dielectric (FEP) (High-dielectric-strength extruded fluorinated ethylene propylene (FEP) primary insulation rated for 30 kVDC service (-65 °C to +200 °C)); (03) Silicone-Bondable Outer Coating (Specially formulated outer silicone bonding layer (OD 2.25 mm) enabling void-free chemical adhesion to RTV/two-part silicone potting compounds).

What factory test certificates are supplied with HFPS-3020-19?

Every production drum of HFPS-3020-19 undergoes routine electrical continuity, high-voltage dielectric and dimensional testing per MIL-DTL-16878 / IEC 60684, and is delivered with an EN 10204 3.1 factory test certificate.

Request a quote

Get an engineering quote for HFPS-3020-19

Your selection and application details are copied into the enquiry form below.

01Selected sizes

Use + Add next to a size or configuration.

02Reel & motion

Add your operating conditions here to include them in your enquiry.

Reel typeDrum core diameter (mm)Cable length on drum (m)Travel speed (m/min)Max. accelerationCycles per hourLength and quantityAmbient temperatureExposure (outdoor, water, oil, abrasion)Destination countryEquipment and operating conditions

03Message for our engineers

HFPS-3020-19 30 kVDC Silicone-Bondable FEP Potting Wire

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: 
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