
Double Buckle Cable Ties WLE — Nylon 66/12 UL94V-2 Double Lock Zip Tie
Heavy-duty double buckle cable ties with a strong double lock head for secure bundling.
Nylon 66 / Nylon 12 UL94V-2 options; UV-resistant black, corrosion-resistant and durable.
Length 115–350 mm, width 6–9 mm; ideal dual buckle zip tie for demanding installs.
Overview
Double buckle cable ties (also called double lock cable tie or dual buckle zip tie) employ a reinforced two-tooth locking head that delivers stronger holding force and excellent vibration resistance. The double locking design prevents slip-back on rigid bundles and improves safety in demanding installations.
WLE offers nylon 66 double buckle tie (PA66) and nylon 12 cable tie (PA12) options, both meeting UL94V-2. Standard color is black with UV-resistant grade available, ensuring durability in cabinets, machinery, and outdoor routing where heavy-duty double locking cable ties are required.
Product Characteristics & Material
- Material: UL-approved Nylon 66 or Nylon 12; flame class UL94V-2.
- Resistance: Acid & corrosion resistant; good insulation performance; not easy to age; strong bearing capacity.
- Applicable temperature (typical): −40 °C ~ +85 °C for PA66; −40 °C ~ +65 °C for PA12.
- Installation temperature: −10 °C ~ +85 °C (PA66); −10 °C ~ +65 °C (PA12).
- Color: Black; UV-resistant black available. Custom colors welcome to order.
- Feature: Stronger tension; double buckle head is not easy to slip.
Dimension

Specifications
| Item No. | Length (inch) | Length (mm) | Width (mm) | Max. Bundle Dia. (mm) | Tensile Strength (LBS) | Tensile Strength (KGS) |
|---|---|---|---|---|---|---|
| WLE-115DL | 5.9 | 115 | 6.0 | 22 | 78 | 35 |
| WLE-180DL | 7 | 180 | 6.0 | 45 | 78 | 35 |
| WLE-180DL | 7 | 180 | 9.0 | 45 | 90 | 40 |
| WLE-260DL | 10.24 | 260 | 9.0 | 66 | 112 | 50 |
| WLE-350DL | 13.78 | 350 | 9.0 | 90 | 112 | 50 |
Applications
- Industrial machinery, HVAC and equipment racks requiring double buckle cable ties for higher tensile.
- Automotive and appliance harness points using a double lock cable tie to prevent loosening.
- Outdoor or vibrating environments where dual buckle zip tie offers anti-slip security.
Why Choose Willele
- Precision molded heads ensure reliable engagement of both buckles on every double locking cable ties.
- Material options (PA66/PA12) to match low-temperature flexibility or high-rigidity needs.
- OEM services: UV-grade, color, private label & packaging for your double buckle cable ties program.
FAQ
When should I choose PA12 over PA66 for double buckle cable ties?
Choose PA12 when you need better low-temperature flexibility (down to −40 °C with install at −10 ~ +65 °C) or improved moisture stability; use PA66 for higher rigidity up to +85 °C.
Are these double lock cable tie UV-resistant?
Yes. Standard black is UV-resistant. For long-term sunlight exposure, specify the UV-stabilized grade.
Do dual buckle zip tie require special tools?
No special tools are required. Standard tensioning/cutting tools may be used to improve installation speed and consistency.




