Guardian / Part reference

Guardian GUAT-345

Identify exact GUAT-345 for model 425, compare the manual entry with book identifier GUAT-342, and keep source editions distinct before selecting the cover.

US source scopeUpdated 2026-09-12Independent Anderson reference

Match the whole number.

Manufacturer identifier: GUAT-345. Keep every character when comparing it with your label or paperwork. A similar number does not establish the same component.

Guardian 425 manual parts referencePDF page 26 / printed page 25, assembly table item 12, exact part-number cell · checked 2026-09-12 · 9-17; GDOMU11A-5 · Guardian
Guardian replacement-parts book, cover dated October 1, 2024DOCX native table 15, row 13, column group 1; exact model heading 425; assembly item 12 · checked 2026-09-12 · Cover dated October 1, 2024 · Guardian

Values apply to the exact identifier and scope in the cited source.
425 / 9-17; GDOMU11A-5: component function	opener cover Guardian 425 manual parts referencePDF page 26 / printed page 25, assembly table item 12, exact part-number cell · checked 2026-09-12 · 9-17; GDOMU11A-5 · Guardian
425 / 9-17; GDOMU11A-5: applicability condition 1	Only the exact 425 manual edition 9-17 / GDOMU11A-5 is reviewed. No later edition, current stock or cross-model interchangeability is inferred. Guardian 425 manual parts referencePDF page 26 / printed page 25, assembly table item 12, exact part-number cell · checked 2026-09-12 · 9-17; GDOMU11A-5 · Guardian
425 / 9-17; GDOMU11A-5: applicability condition 2	The assembly-parts table requires replacement by a qualified technician. Guardian 425 manual parts referencePDF page 26 / printed page 25, assembly table item 12, exact part-number cell · checked 2026-09-12 · 9-17; GDOMU11A-5 · Guardian
425 / Cover dated October 1, 2024: differing book identifier	GUAT-342 Guardian replacement-parts book, cover dated October 1, 2024DOCX native table 15, row 13, column group 1; exact model heading 425; assembly item 12 · checked 2026-09-12 · Cover dated October 1, 2024 · Guardian
Source comparison boundary	The cited 425 manual names GUAT-345; the Cover dated October 1, 2024 book names GUAT-342 for this component role. These are distinct source statements, not an alias, replacement, interchangeability or chronology conclusion. Guardian replacement-parts book, cover dated October 1, 2024DOCX native table 15, row 13, column group 1; exact model heading 425; assembly item 12 · checked 2026-09-12 · Cover dated October 1, 2024 · Guardian

Documented fitment & exclusions

Read the exact equipment or component, market, production and variant limits in every row. An omitted pairing has not been verified by this reference.

Source statements and their exact conditions. Use the checker below to compare equipment or a component.
Equipment or component / relationship	Evidence and conditions
425 Documented compatibility From GUAT-345 to 425.	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. GUAT-345 is listed for exact model 425 in manual 9-17; GDOMU11A-5; all edition and configuration conditions apply. Applies only within this source scope Market: US Model scope: 425 In the 425 manual (9-17; GDOMU11A-5): Only the exact 425 manual edition 9-17 / GDOMU11A-5 is reviewed. No later edition, current stock or cross-model interchangeability is inferred. The assembly-parts table requires replacement by a qualified technician. These requirements describe this manual edition only; they are not assigned to other source editions. Guardian 425 manual parts referencePDF page 26 / printed page 25, assembly table item 12, exact part-number cell · checked 2026-09-12 · 9-17; GDOMU11A-5 · Guardian Guardian 425 manual parts referencePDF page 1, exact model and revision on cover · checked 2026-09-12 · 9-17; GDOMU11A-5 · Guardian Guardian 425 manual parts referencePDF page 26 / printed page 25, qualified-technician replacement footnote below assembly table · checked 2026-09-12 · 9-17; GDOMU11A-5 · Guardian

Direct replacement paths

No direct successor for GUAT-345 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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Part or accessory brand

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Part or accessory

Selected: GUAT-345 · Read its reference. Selection identifies a record; it does not confirm fitment.

Equipment or accessory brand

Choose the equipment or accessory brand separately from the component brand. A missing identifier is unverified. Use the model library to identify your equipment and its official documents.

An accessory pairing, including a receiver or wall console, applies only to the exact listed pair and source conditions. It does not establish suitability for your installed opener or compatibility through another device.

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Equipment market

Production date, if known

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Recall references

No recall reference is included for this identifier in the published dataset. This is not a safety clearance or proof that no recall exists.

Sources & scope

Guardian 425 manual parts referenceGuardian · US · checked 2026-09-12 · 9-17; GDOMU11A-5
Guardian replacement-parts book, cover dated October 1, 2024Guardian · US · checked 2026-09-12 · Cover dated October 1, 2024

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 425

Confirm a missing detail

Use Guardian official support and match the complete part number, equipment model and production details with the source scope.

Use safely accessible labels and existing paperwork. Do not remove powered covers or adjust springs or cables to identify a component.

This is an independent Anderson reference. Manufacturer names identify the equipment and do not imply affiliation or authorized-dealer status. Anderson provides repair service in its listed Connecticut communities.

A reference listing does not establish current stock, a price, eligibility for manufacturer support or that a component is faulty.