
Sentai Gas
25LB R407A (R-407A) Refrigerant Gas
$10.40 / lb
SKU PZ-407A · Taxes calculated at checkout
R-407A in a 25 lb cylinder: the HFC service blend for commercial refrigeration plant built for R-22, charged as liquid and read off a glide chart.
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Questions before you order? Call +1 (509) 938-2763
- Free shipping — United States
- 90-day returns on unopened, factory-sealed cylinders, cans and accessories
- 30-day defect & leak replacement
Processing & shipping
Orders leave the warehouse in 1 business day (Mon–Fri), and transit is 1–3 business days (Mon–Fri) once the carrier has the cylinder.
Shipping is free on every order, to United States only — we do not ship internationally. One delivery address per order; place a second order for a second site.
In stock: R-1234yf, R-134a, R-22, R-404A, R-410A, R-449A, R-32, R-407A and R-407C — ready to ship.
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Payment is processed by Stripe. Card details are entered on Stripe’s own checkout and never reach this site. The methods offered are confirmed at checkout.
- Delivery
- Ships in 1 business day (Mon–Fri), arrives in 1–3 business days (Mon–Fri). Free on every order, no minimum. United States only — cylinders cannot go to a PO box or a parcel locker.
- Returns
- 90 days from delivery on unopened, factory-sealed cylinders, cans and accessories. No restocking fee. Refunds within 7 business days of inspection. Opened or partially used refrigerant cannot be returned.
- Warranty
- 30-day defect & leak replacement — a leaking or damaged valve, a cylinder that will not hold pressure, or the wrong refrigerant or fill weight. Inspect within 72 hours of delivery.
Product details
Most of this gas goes into plant commissioned on R-22 or R-502: supermarket racks, display cases, walk-in coolers and freezers, cold stores, beverage and ice machines. Direct-expansion commercial refrigeration, low and medium temperature. US production of R-22 has ended, so a retrofit blend is what keeps that installed equipment working. 25 lb is a one-hand weight, which makes it a van item rather than a store-room item.
Charge it as liquid. This is a mix rather than a single substance, and its components boil off at different rates, so draw vapour from the cylinder and what stays behind drifts off specification. Weigh liquid in through a metering device, or throttle it into the suction with the compressor running. After a leak, a full recovery and reweigh beats a vapour top-up.
Glide matters at the gauges. Take superheat and subcooling from the bubble and dew columns of a blend-specific pressure-temperature chart, not one saturation figure. Operating pressures sit modestly above R-22 at the same conditions, enough to notice when you read a chart from memory. Oil belongs to the system and the compressor rather than to the cylinder: most R-407A retrofits run polyolester, so confirm against the equipment data and the maker's guidance. Recover it, never vent.
Highlights
- Single 25 lb cylinder of R-407A
- Zeotropic HFC blend of R-32 / R-125 / R-134a
- Service replacement for R-22 and R-502 in direct-expansion plant
- Low and medium temperature commercial refrigeration duty
- ASHRAE A1 classification: non-flammable with low toxicity
At a glance
| Refrigerant | R-407A |
|---|---|
| Cylinder size | 25 lb |
| Brand | Sentai Gas |
| Part number (MPN) | PZ-407A |
Buying more than one
This cylinder is stocked in 6 pack sizes. Each is its own listing — the price per cylinder is shown so you can see where the break actually falls.
| Pack | Total | Per cylinder | Per lb | |
|---|---|---|---|---|
| 1 cylinderViewing | $260.00 | $260.00 | $10.40 / lb | this page |
| 5 cylinders | $1,275.00 | $255.00 each lower rate | $10.20 / lb | View |
| 10 cylinders | $2,500.00 | $250.00 each lower rate | $10.00 / lb | View |
| 20 cylinders | $4,800.00 | $240.00 each lower rate | $9.60 / lb | View |
| 30 cylinders | $6,900.00 | $230.00 each lower rate | $9.20 / lb | View |
| 40 cylinders | $8,800.00 | $220.00 each lower rate | $8.80 / lb | View |
Multi-cylinder packs move as palletised freight and need a delivery appointment and a way to unload. Confirm you have both before ordering at these quantities.
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