Guardian / Part reference

Guardian G3TKIT-8: 8-foot sectional rail kit for 415-3T

G3TKIT-8 is the sectional chain-rail kit named for nominal 8-foot doors with the exact 415-3T opener. The powerhead and rail are separate; standard one-piece Guardian rails are excluded.

US source scopeUpdated 2026-09-14Independent Anderson reference

Match the whole number.

Manufacturer identifier: G3TKIT-8. Keep every character when comparing it with your label or paperwork. A similar number does not establish the same component.

Guardian 415-3T product specificationsPackaging Contents; Features; Description · checked 2026-09-11 · ADH Guardian USA LLC

Values apply to the exact identifier and scope in the cited source.
Component	Sectional chain-rail kit View source and citation details Guardian 415-3T product specificationsPackaging Contents; Features; Description · checked 2026-09-11 · ADH Guardian USA LLC
Nominal door height	8 ft View source and citation details Guardian 415-3T product specificationsPackaging Contents · checked 2026-09-11 · ADH Guardian USA LLC
Named opener	415-3T View source and citation details Guardian 415-3T product specificationsDescription; Packaging Contents · checked 2026-09-11 · ADH Guardian USA LLC
Powerhead and rail	Separately ordered components View source and citation details Guardian 415-3T product specificationsPackaging Contents · checked 2026-09-11 · ADH Guardian USA LLC
Excluded rail category	Standard Guardian single-piece rails are not compatible with 415-3T; this does not identify each individual GUT part as a member of that category. View source and citation details Guardian 415-3T product specificationsFeatures · checked 2026-09-11 · ADH Guardian USA LLC

Compare the two sectional rail kits

Use the nominal door-height condition, not an assumed rail length. Keep the exact opener and kit suffix when reading the listed scope.

Separate references with their own source scope. This comparison establishes no replacement or interchangeability.
Exact reference	Recorded distinctions
G3TKIT	Guardian G3TKIT: 7-foot sectional rail kit for 415-3T G3TKIT is the sectional chain-rail kit named for nominal 7-foot doors with the exact 415-3T opener. The powerhead and rail are separate; standard one-piece Guardian rails are excluded. View source and citation details Guardian 415-3T product specificationsPackaging Contents; Features; Description · checked 2026-09-11 · ADH Guardian USA LLC Component: Sectional chain-rail kit View source and citation details Guardian 415-3T product specificationsPackaging Contents; Features; Description · checked 2026-09-11 · ADH Guardian USA LLC Nominal door height: 7 ft View source and citation details Guardian 415-3T product specificationsPackaging Contents · checked 2026-09-11 · ADH Guardian USA LLC Named opener: 415-3T View source and citation details Guardian 415-3T product specificationsDescription; Packaging Contents · checked 2026-09-11 · ADH Guardian USA LLC Powerhead and rail: Separately ordered components View source and citation details Guardian 415-3T product specificationsPackaging Contents · checked 2026-09-11 · ADH Guardian USA LLC Excluded rail category: Standard Guardian single-piece rails are not compatible with 415-3T; this does not identify each individual GUT part as a member of that category. View source and citation details Guardian 415-3T product specificationsFeatures · checked 2026-09-11 · ADH Guardian USA LLC Read G3TKIT’s pairing status and source conditions →
G3TKIT-8 This reference	Guardian G3TKIT-8: 8-foot sectional rail kit for 415-3T G3TKIT-8 is the sectional chain-rail kit named for nominal 8-foot doors with the exact 415-3T opener. The powerhead and rail are separate; standard one-piece Guardian rails are excluded. View source and citation details Guardian 415-3T product specificationsPackaging Contents; Features; Description · checked 2026-09-11 · ADH Guardian USA LLC Component: Sectional chain-rail kit View source and citation details Guardian 415-3T product specificationsPackaging Contents; Features; Description · checked 2026-09-11 · ADH Guardian USA LLC Nominal door height: 8 ft View source and citation details Guardian 415-3T product specificationsPackaging Contents · checked 2026-09-11 · ADH Guardian USA LLC Named opener: 415-3T View source and citation details Guardian 415-3T product specificationsDescription; Packaging Contents · checked 2026-09-11 · ADH Guardian USA LLC Powerhead and rail: Separately ordered components View source and citation details Guardian 415-3T product specificationsPackaging Contents · checked 2026-09-11 · ADH Guardian USA LLC Excluded rail category: Standard Guardian single-piece rails are not compatible with 415-3T; this does not identify each individual GUT part as a member of that category. View source and citation details Guardian 415-3T product specificationsFeatures · checked 2026-09-11 · ADH Guardian USA LLC Read G3TKIT-8’s pairing status and source conditions →

A specification absent from one reference is not established by the other. Keep the exact identifier, configuration and cited revision when comparing.

Documented fitment & exclusions

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Source statements and their exact conditions. Use the checker below to compare equipment or a component.
Equipment or component / relationship	Evidence and conditions
415-3T Documented compatibility From G3TKIT-8 to 415-3T.	Conditional Additional source conditions or an adapter must be checked before confirming compatibility. Details still needed source conditions Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified. G3TKIT-8 is directly named for 415-3T within the stated source conditions. Applies only within this source scope Market: US Model scope: 415-3T Nominal 8-foot door-height rail kit; confirm the actual door/site requirements. Use the exact 415-3T model with its separately ordered sectional rail; do not drop the -8 kit suffix. Guardian 415-3T product specificationsPackaging Contents: exact G3TKIT-8 and 8-foot door kit; Features: sectional rail requirement · checked 2026-09-11 · ADH Guardian USA LLC

Direct replacement paths

No direct successor for G3TKIT-8 is verified in this reference.

A direct replacement statement does not establish reverse interchangeability, a kit equivalent or a later replacement chain.

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Selected: G3TKIT-8 · Read its reference. Selection identifies a record; it does not confirm fitment.

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Sources & scope

Guardian 415-3T product specificationsADH Guardian USA LLC · US · checked 2026-09-11

Anderson prepared this reference from the listed evidence. Source statements are not an Anderson installation inspection or independent product test. Official documents stay on their publisher’s website.

Related equipment guides

Guardian 415-3T

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This is an independent Anderson reference. Manufacturer names identify the equipment and do not imply affiliation or authorized-dealer status.

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