PTFE Wire AF250 High Temperature 18 AWG — 250°C, 250V
Part No. SW-AF250-18-500
PTFE insulated wire for extreme temperature applications up to 250°C with superior chemical resistance.
- Conductor
- 18 AWG
- Voltage
- 250V
- Temp
- 250°C
- Ampacity
- 7A @ 250°C
Color: White
- MOQ
- 500 ft (152 m)
- Ships in
- 7-10 business days
- Packaging
- 500 ft Reels
Made at our Kunshan factory. Need a custom build, private label or DDP delivery? See our cable manufacturing services.
PTFE Wire AF250 High Temperature specifications
| Conductor | Silver-Plated Copper Stranded |
|---|---|
| Insulation | PTFE (Teflon) |
| Gauge | 18 AWG |
| Voltage Rating | 250V |
| Temperature Rating | 250°C |
| Ampacity | 7A @ 250°C |
| Color | White/Red/Blue/Black |
| Packaging | 500 ft Reels |
Compare with similar
| Wire | Max °C | Best for |
|---|---|---|
| PTFE Wire AF250 High Temperature this product | 250°C | Aerospace, Military |
| Silicone Wire UL AWM 3132 | 150°C | Appliance internal wiring, Heating equipment |
| Silicone Rubber Wire AGG Type | 180°C | Industrial automation, Robotics |
| Fluorine Plastic Wire FF46-1 Type | 200°C | High-temperature wiring, Computer wiring |
Sizes in Fluorine Plastic Insulation Wire
Each row is a separate construction with its own page and part number.
| AWG | Type | Part no. | Ampacity | Quote |
|---|---|---|---|---|
| 20 AWG, Fluorine Plastic Hook-Up Wire UL1901 | UL1901 | SW-UL1901-20-500 | 7A @ 200°C | Quote SW-UL1901-20-500 |
| 18 AWG | AF250 | SW-AF250-18-500 | 7A @ 250°C | Quote SW-AF250-18-500 |
| 18 AWG, PTFE Wire AFR250 Flexible High Temperature | AFR250 | SW-AFR250-18-500 | 7A @ 250°C | Quote SW-AFR250-18-500 |
| 18 AWG, Fluorine Plastic Wire FF46-1 Type | FF46 | SW-FF46-1-18-500 | 10A @ 200°C | Quote SW-FF46-1-18-500 |
| 16 AWG, Fluorine Plastic Wire FF46-2 Type | FF46 | SW-FF46-2-16-500 | 13A @ 200°C | Quote SW-FF46-2-16-500 |
- Part no.
- SW-UL1901-20-500
- Ampacity
- 7A @ 200°C
18 AWG AF250
this page- Part no.
- SW-AF250-18-500
- Ampacity
- 7A @ 250°C
- Part no.
- SW-AFR250-18-500
- Ampacity
- 7A @ 250°C
- Part no.
- SW-FF46-1-18-500
- Ampacity
- 10A @ 200°C
- Part no.
- SW-FF46-2-16-500
- Ampacity
- 13A @ 200°C
Construction
- 1
Conductor
Silver-Plated Copper Stranded, sized 18 AWG to deliver 7A of continuous ampacity.
- 2
Insulation
PTFE (Teflon), rated to 250°C and 250V.
Applications
- Aerospace
- Military
- High-temperature environments
- Chemical processing
Standards: AF250 · MIL-W-16878
Common questions
What is the minimum order quantity and lead time?
Minimum order quantity is 500 ft (152 m). In stock — typical lead time 7-10 business days. Large-volume and OEM programs may qualify for reduced minimums and blanket order pricing.
What certifications and documentation are provided?
This product carries RoHS Compliant certifications and complies with AF250, MIL-W-16878. Every shipment includes a Certificate of Compliance. UL yellow cards, RoHS/REACH declarations, production test reports, and full batch traceability are available on request.
Can this cable be used outdoors or in extreme temperatures?
Rated 250°C. For outdoor or UV-exposed installations, specify the UV-resistant formulation. Beyond the rated temperature range, silicone (high heat, flexible to -60°C) or TPE (cold flex) constructions are available — contact us with your environmental parameters.
Do you offer custom lengths, colors, or configurations?
Yes. Custom colors (2,500 ft min), custom print legends, gauge changes, shielding, and multi-conductor assemblies are available. OEM programs with blanket orders can negotiate minimums below the standard threshold. Send requirements to support@shanghaiunicorncable.com.
Related products
View all Fluorine Plastic Insulation Wire
Fluorine Plastic Wire FF46-1 Type
SW-FF46-1-18-500
Fluorine Plastic Wire FF46-2 Type
SW-FF46-2-16-500
Fluorine Plastic Hook-Up Wire UL1901
SW-UL1901-20-500
Silicone Rubber Wire AGR Type
SW-AGR-18-500