ShopAmerex.com · Amerex 22979 datasheet · https://shopamerex.com/products/amerex-22979-valve-body-sub-assembly-novec-1230-model-775 · Figures as published by Amerex · Verified Sep 2, 2026
Genuine Amerex service part·Part no. 22979
Amerex 22979 Valve Body Sub-Assembly, Novec 1230 Model 775
Amerex 22979 is the valve body for Amerex's 65 lb. Full overview ↓
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Genuine Amerex part from an authorized Amerex distributor. Not a generic substitute.
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Which models does the Amerex 22979 fit?
Per the Amerex Parts Book · page 26| Fits | Extinguisher | UL rating | Capacity | Price | Link |
|---|---|---|---|---|---|
| Model 775 |  28325 Amerex 775 150 lb Wheeled SF 1230 Clean Agent Fire ExtinguisherParts Book p.26 (PDF p.28), item 14 |
3A:80B:C | 150 lb | $16,965.00 | View |
Parts list for 65 lb. Halotron I wheeled model
Fitment per the Amerex Parts Book. Check the part number against your unit’s nameplate before ordering.
What is the Amerex 22979?
Amerex 22979 is the valve body for Amerex's 65 lb. and 150 lb. Halotron I stored-pressure wheeled extinguishers and the 150 lb. SF 1230 wheeled extinguisher — the same part number is listed as item 14 on Parts Book page 24 (B673), item 16 on page 25 (B674, B675), and item 14 on page 26 (Model 775). It is the body of the cylinder discharge valve, listed alongside the gauge, gauge guard, cam assembly, valve lever, valve stem assembly, spring, and downtube that make up a complete valve. Per the Parts Book notice, genuine Amerex replacement parts protect the UL listing and keep the warranty in effect.
Amerex 22979 specifications
| Part number | 22979 |
|---|---|
| Description | Valve Body |
| Parts Book page | 24 (PDF page 26); 25 (PDF page 27); 26 (PDF page 28) |
| Diagram item | 14 (p.24); 16 (p.25); 14 (p.26) |
| Models | B673, B674, B675, 775 |
|---|
| Amerex item number | 22979 |
|---|
Part data as published by Amerex. Confirm against the current Parts Book revision before ordering for a unit in service.
Amerex 22979 documents
Official Amerex publications · PDF- Parts Book p. 26 Parts list for B673
- Parts Book p. 27 Parts list for B674, B675
- Parts Book p. 28 Parts list for 775
- Manual Owner's Service Manual — Wheeled 150 lb SF 1230, Models 775/776
- Spec Sheet Halotron I wheeled specifications (B673, B674, B675)
- Spec Sheet SF 1230 wheeled specifications (Model 775)
- Tech Tip Why genuine Amerex parts
- Warranty
Current Amerex publications, hosted on ShopAmerex so links do not break when Amerex reorganizes its site.
Other parts on Parts Book page 26
Parts list for 65 lb. Halotron I wheeled model · All 7 parts| Part no. | Part | Pack | Price | Quantity and add to cart |
|---|---|---|---|---|
| 16664-P001 | Pack of 1 | $12.99 | ||
| 16724 | Each | $731.00 | ||
| 22983 | Each | $4.99 | ||
| 23811 | Each | $107.00 | ||
| 24760 | Each | $1,460.00 | ||
| 25025 | Each | $31.99 |
Item numbers refer to the exploded view on the Parts Book page. Model-specific items are marked in the Amerex parts list; confirm before ordering.
Amerex 22979 questions
What does the Amerex 22979 valve body fit?
It fits the Amerex B673 65 lb. Halotron I wheeled extinguisher (item 14, page 24), the B674/B675 150 lb. Halotron I wheeled units (item 16, page 25), and the 775 150 lb. SF 1230 wheeled extinguisher (item 14, page 26) — the same part number is used on all three Parts Book pages.
Is Amerex 22979 a genuine Amerex part?
Yes; the Parts Book notice states genuine Amerex replacement parts are required to protect the UL listing and keep the warranty in effect.
What does the Amerex 22979 valve body do?
It is the body of the extinguisher's cylinder discharge valve, listed with the gauge, gauge guard, cam assembly, valve lever, valve stem assembly, spring, and downtube that complete the valve.
Where is Amerex 22979 listed in the Amerex Parts Book?
Pages 24, 25, and 26 — the Halotron I 65 lb., Halotron I 150 lb., and SF 1230 150 lb. wheeled parts lists.
Is the Amerex 22979 valve body sold as a complete valve assembly?
No; it is the valve body only. Complete replacement valve assemblies, which also include the gauge and the other valve components, carry separate model-specific part numbers.
Does the Amerex 22979 valve body come with a gauge?
No; each model's gauge is a separate Parts Book item — 14417-P (100 PSI) for the B673, 16332 (150 PSI) for the B674/B675, and 19789 for the 775.