An ADSS cable warranty is not just a piece of paper. It’s a financial backstop against premature failure — and the difference between a standard warranty and a properly negotiated one can mean the manufacturer pays for a replacement cable and installation labor, or you do. Most buyers accept the standard warranty terms without reading them. This guide explains what a good ADSS cable warranty covers, what the standard terms actually mean, and what you should negotiate for.
Standard vs. Premium Warranty Coverage
| Coverage Area | Standard Warranty (Typical) | What You Should Demand |
|---|---|---|
| Duration | 5-10 years from date of shipment | 15-25 years from date of shipment or installation |
| Attenuation | Meets ITU-T spec at time of shipment | Attenuation drift ≤0.05 dB/km over 20 years at 1550 nm |
| Jacket tracking resistance | “As designed” — no performance guarantee | No tracking-related jacket failure for 20 years when installed per specification |
| Hardware compatibility | Cable only; hardware excluded | Cable + hardware system warranty when purchased as a package |
| Installation labor | Not covered | Replacement cable + labor cost sharing (50/50 or manufacturer-covered) |
| Shipping | Buyer pays return shipping | Manufacturer covers shipping for warranty claims |
For a complete procurement framework, see our IEC 60794 procurement guide.
What “Attenuation Drift” Warranty Means
Standard warranties guarantee that the cable meets the attenuation specification at the time of shipment — verified by the factory OTDR report. But attenuation increases over time due to hydrogen aging, micro-bending from thermal cycling, and stress corrosion at splice points. A cable that reads 0.20 dB/km at commissioning could read 0.28 dB/km after 15 years.
What to demand: A warranty clause specifying that attenuation shall not increase by more than 0.05 dB/km at 1550 nm over a 20-year period, measured from the factory OTDR baseline. This covers the gradual degradation mechanisms — not sudden failures (which are covered by standard defect warranties).
For field verification, see our OTDR fault location guide.
What “Jacket Tracking” Warranty Means
Few manufacturers explicitly warranty the jacket against dry-band arcing — because it depends on installation conditions (cable position on the tower, environmental contamination) that the manufacturer doesn’t control. But a quality manufacturer should warranty the jacket against tracking when the cable is installed per their published guidelines.
What to demand: The manufacturer provides a written cable position specification (distance from phase conductors, tower zone) and warrants the jacket against tracking for 20 years when installed per that specification. This shifts the burden: if tracking occurs and the cable was installed per spec, it’s a manufacturing defect. If it wasn’t, it’s an installation error — and the warranty exclusion is justified.
For jacket selection guidance, see our AT vs PE jacket guide and voltage class selection guide.
Key Takeaways
- Standard warranties are 5-10 years. Demand 15-25 years — matching the cable’s design life.
- Warrant attenuation drift, not just initial attenuation. ≤0.05 dB/km over 20 years is an achievable and reasonable target.
- Tie the jacket tracking warranty to installation conditions specified by the manufacturer. If installed per spec and tracking occurs, the manufacturer covers it.
- When buying cable + hardware as a package, demand a system warranty. Separate warranties for cable and hardware create finger-pointing when something fails.
Need Help with Warranty Terms?
Send us your draft purchase agreement — our team will review the warranty clauses and recommend improvements based on industry best practices for ADSS cable procurement.
Frequently Asked Questions
What is the standard warranty period for ADSS cable?
Standard warranties range from 5-10 years. Premium manufacturers offer 15-25 year warranties matching the cable’s design life. Always negotiate for the longer term.
Does ADSS cable warranty cover attenuation drift?
Standard warranties typically only cover initial attenuation. Demand a clause covering attenuation drift of ≤0.05 dB/km over 20 years at 1550 nm.
Is jacket tracking covered under standard ADSS warranty?
Rarely. Negotiate a clause that covers tracking when the cable is installed per the manufacturer’s published position guidelines on the tower.
Should I get separate warranties for cable and hardware?
No. Demand a system warranty when buying cable + hardware as a package. Separate warranties create finger-pointing when something fails.
What happens if my ADSS cable fails under warranty?
Standard terms: manufacturer replaces the cable (material only). Premium terms: manufacturer covers replacement cable + shares installation labor costs, and covers return shipping.