What stays the same
Both products are designed for outdoor aerial self-supporting installation. Their integrated steel messenger provides tensile support between poles or anchor points, so span, wind, ice, cable weight, sag allowance, and installation hardware affect the final configuration. Neither model name alone proves suitability for a particular span or route.
Where the selection changes
| Selection point | GYC8S | GYTC8S |
|---|---|---|
| Cable-core protection | Standard non-armored figure-8 cable core. | Steel tape protection around the cable core, subject to the approved construction. |
| Route question | Is standard aerial exposure appropriate for the specified route? | Does the route require the additional cable-core protection specified by the project? |
| Messenger input | Confirm messenger construction, span or pole spacing, wind/ice assumptions, sag allowance, and hardware with the approved design. | |
| Not a valid shortcut | Do not select either model for direct burial or make a final span claim from a generic product name. | |
Quick decision rule for GYC8S or GYTC8S
Use the route requirement as the selection gate. The table below is a screening rule for an RFQ, not a substitute for the approved construction drawing or span calculation.
| Buyer situation | Starting point | Confirm before quotation |
|---|---|---|
| Aerial route with no stated steel-tape requirement | GYC8S may be the relevant figure-8 option. | Fiber count and type, messenger, pole spacing, wind or ice inputs, sag, and hardware. |
| Project specification requires steel tape around the cable core | GYTC8S may be the relevant figure-8 option. | Tape construction, water blocking, sheath, test evidence, and the exact approved drawing. |
| Direct burial, ADSS, indoor, or drop-cable route | Do not choose either model by name. | Select a construction designed for that route and state the installation method in the RFQ. |
For both figure-8 options, a supplier should return the proposed construction and identify any deviation from the buyer requirement. This prevents a model-code match from being treated as proof that the cable is suitable for the span, environment, or installation method.
Use route evidence before choosing protection
“Armored” does not automatically mean that GYTC8S is the correct cable. Identify whether the route is aerial self-supporting, where it passes, how it is installed, and what risks the project specification actually addresses. For unusual spans or local wind and ice conditions, the project engineer should confirm the calculated requirement rather than assume a standard construction.
RFQ checklist for a figure-8 aerial route
- Route type, pole spacing or maximum span, and known wind or ice design condition
- Fiber count, fiber type, and any attenuation or test-document requirement
- Required cable-core protection, sheath, messenger specification, and hardware interface
- Drum length, quantity, cable marking, packaging, destination, and delivery constraints
- Approved drawing or project standard when available; model-name-only requests leave assumptions open
Figure-8 cable specification fields
For a buyer comparing self-supporting figure-8 aerial cable, the model name is only the starting point. Confirm the fiber count and fiber category, cable-core construction, messenger material and diameter, nominal cable weight, outer-sheath material, cable diameter, minimum bend radius, and allowable installation tension. The route record should state pole spacing, attachment method, wind and ice assumptions, temperature range, clearance, and whether the cable passes near power lines or other interference sources.
For GYC8S versus GYTC8S, ask the supplier to identify the steel tape position, water-blocking arrangement, sheath construction, and applicable mechanical and environmental test records. A useful RFQ should also state required drum length, tolerances, cable marking, packing, destination, and the documents needed for acceptance. This keeps the comparison tied to a project requirement instead of treating "armored" or "figure-8" as a complete specification.
When the buyer cannot confirm every route input, the RFQ should separate known facts from open decisions. State the confirmed fiber count, route type, approximate span, and destination first, then identify the missing wind, ice, attachment, or protection data. The supplier can use those inputs to return a configuration for review, but the quotation should not silently convert an unknown span or environment into a fixed cable claim. This makes the GYC8S or GYTC8S comparison useful for procurement without replacing the project engineering approval.
Useful next pages
Review GYC8S figure-8 cable or GYTC8S armored figure-8 cable. Both product pages provide a project RFQ path; final availability and construction remain subject to the confirmed specification.
Need a figure-8 cable RFQ?
Send the route, span, fiber count, required protection, drum length, quantity, and destination. MapleArashi can review the configuration for a project quotation.
View GYC8SSend project requirements