[
 {
  "brand": "Presto",
  "model": "01781",
  "name": "Presto 23-Quart Pressure Canner",
  "slug": "presto-23-quart",
  "category": "stovetop",
  "price_usd": 185.99,
  "price_source": "gopresto.com",
  "price_date": "2026-07-14",
  "capacity_qt": 23,
  "jars_note": "7 quart jars / 20 pints",
  "gauge_class": "Dial",
  "warranty_years": 12,
  "warranty_label": "12 yr",
  "gauge": "dial gauge (3-piece weight sold separately converts it to weighted)",
  "capacity_note": "Holds 7 quart jars or 8–9 pint jars per Presto — the capacity class NCHFP describes for USDA processes.",
  "verdict": "usda-basis",
  "headline_claim": "The default stovetop pressure canner",
  "verdict_note": "A stovetop pressure canner in exactly the equipment class the USDA processes were developed for: NCHFP's recommended-canners guidance describes canners 'designed to hold seven quart jars or eight to nine pints', dial- or weighted-gauge, and UL-approved — and warns that smaller pressure saucepans are not recommended for canning. Dial gauges need annual accuracy checks (your extension office does this); the add-on 3-piece weight sidesteps that.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (equipment requirements)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   },
   {
    "name": "Presto 23-Quart product page (capacity)",
    "url": "https://www.gopresto.com/product/presto-23-quart-pressure-canner-and-cooker-01781"
   }
  ],
  "amazon_search": "presto 23 quart pressure canner",
  "brand_url": "https://www.gopresto.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "All American",
  "model": "921",
  "name": "All American 921 (21.5-Quart) Pressure Canner",
  "slug": "all-american-921",
  "category": "stovetop",
  "price_usd": 449.95,
  "price_source": "allamerican1930.com",
  "price_date": "2026-07-14",
  "capacity_qt": 21.5,
  "jars_note": "7 quart jars / 19 pints",
  "gauge_class": "Both",
  "warranty_years": 99,
  "warranty_label": "Lifetime",
  "gauge": "weighted gauge + reference dial; metal-to-metal seal, no gasket",
  "capacity_note": "Holds 7 quart jars or 19 pints per the manufacturer.",
  "verdict": "usda-basis",
  "headline_claim": "The buy-once weighted-gauge canner",
  "verdict_note": "Stovetop, weighted-gauge, seven-quart class — squarely the equipment NCHFP's guidance describes, and weighted gauges 'control pressure precisely and need neither watching during processing nor checking for accuracy' (NCHFP). The metal-to-metal seal means no gasket to replace, which is why these get willed to grandchildren. Note: not for glass-top stoves per the manufacturer.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (equipment requirements)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   },
   {
    "name": "All American 921 product page (capacity, seal)",
    "url": "https://www.allamerican1930.com/"
   }
  ],
  "amazon_search": "all american 921 pressure canner",
  "brand_url": "https://www.allamerican1930.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "All American",
  "model": "910",
  "name": "All American 910 (10.5-Quart) Pressure Canner",
  "slug": "all-american-910",
  "category": "stovetop",
  "price_usd": 349.95,
  "price_source": "allamerican1930.com",
  "price_date": "2026-07-14",
  "capacity_qt": 10.5,
  "jars_note": "4 quart jars / 7 pints",
  "gauge_class": "Both",
  "warranty_years": 99,
  "warranty_label": "Lifetime",
  "gauge": "weighted gauge + reference dial; metal-to-metal seal",
  "capacity_note": "Holds 4 quart jars or 7 pints per the manufacturer — the smallest All American; check that your batch sizes fit before choosing it.",
  "verdict": "usda-basis",
  "headline_claim": "The small-kitchen weighted-gauge canner",
  "verdict_note": "Same stovetop weighted-gauge design as its larger siblings, in the smallest size the maker offers. NCHFP's guidance notes most canners hold seven quarts and that small pressure *saucepans* are not recommended — the 910 is a purpose-built canner rather than a saucepan, holding 4 quart jars per the manufacturer, but if you can in quantity the 7-quart class costs little more.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (equipment requirements)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   },
   {
    "name": "All American 910 product page (capacity)",
    "url": "https://www.allamerican1930.com/"
   }
  ],
  "amazon_search": "all american 910 pressure canner",
  "brand_url": "https://www.allamerican1930.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "Presto",
  "model": "01755",
  "name": "Presto 16-Quart Pressure Canner",
  "slug": "presto-16-quart",
  "category": "stovetop",
  "price_usd": 166.99,
  "price_source": "gopresto.com",
  "price_date": "2026-07-14",
  "capacity_qt": 16,
  "jars_note": "7 quart jars / 10 pints",
  "gauge_class": "Dial",
  "warranty_years": 12,
  "warranty_label": "12 yr",
  "gauge": "dial gauge",
  "capacity_note": "Holds 7 quart jars or 10 pints per Presto — the same quart-jar class as the 23-quart in a smaller pot; the 23 fits more pints per load.",
  "verdict": "usda-basis",
  "headline_claim": "The smaller-kitchen stovetop canner",
  "verdict_note": "A stovetop, dial-gauge pressure canner in the seven-quart-jar equipment class NCHFP's recommended-canners guidance describes. Per Presto it holds 7 quart jars or 10 pints — you give up the 23-quart's bigger pint loads, not the quart class. Dial gauges need annual accuracy checks (your extension office does this). 12-year limited warranty per the manufacturer.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (equipment requirements)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   },
   {
    "name": "Presto 16-Quart product page (capacity, price, warranty)",
    "url": "https://www.gopresto.com/product/presto-16-quart-pressure-canner-01755"
   }
  ],
  "amazon_search": "presto 01755 16 quart pressure canner",
  "brand_url": "https://www.gopresto.com/product/presto-16-quart-pressure-canner-01755",
  "checked": "2026-07-14"
 },
 {
  "brand": "Presto",
  "model": "01784",
  "name": "Presto 23-Quart Induction Compatible Pressure Canner",
  "slug": "presto-23-quart-induction",
  "category": "stovetop",
  "price_usd": 215.99,
  "price_source": "gopresto.com",
  "price_date": "2026-07-14",
  "capacity_qt": 23,
  "jars_note": "7 quart jars / 20 pints",
  "gauge_class": "Dial",
  "warranty_years": 12,
  "warranty_label": "12 yr",
  "gauge": "dial gauge; stainless steel-clad base for induction",
  "capacity_note": "Same 7-quart / 20-pint capacity as the 01781; the stainless-clad base is the difference.",
  "verdict": "usda-basis",
  "headline_claim": "The induction-range answer",
  "verdict_note": "Presto markets this as the only full-sized consumer pressure canner that works on an induction range — same 23-quart body and seven-quart-jar class as the standard 01781, with a stainless steel-clad base. If your stove is induction, the standard aluminum canners simply won't couple; this is the stovetop-class option that will. Dial gauge (annual accuracy check applies); 12-year limited warranty.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (equipment requirements)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   },
   {
    "name": "Presto 01784 product page (induction base, capacity, price, warranty)",
    "url": "https://www.gopresto.com/product/23-quart-induction-compatible-pressure-canner-with-stainless-steel-clad-base-01784"
   }
  ],
  "amazon_search": "presto 01784 induction pressure canner",
  "brand_url": "https://www.gopresto.com/product/23-quart-induction-compatible-pressure-canner-with-stainless-steel-clad-base-01784",
  "checked": "2026-07-14"
 },
 {
  "brand": "Mirro",
  "model": "92122A",
  "name": "Mirro 22-Quart Pressure Canner",
  "slug": "mirro-22-quart",
  "category": "stovetop",
  "price_usd": 127.99,
  "price_source": "pressurecooker-outlet.com",
  "price_date": "2026-07-14",
  "capacity_qt": 22,
  "jars_note": "7 quart jars",
  "gauge_class": "Weighted",
  "warranty_years": null,
  "warranty_label": null,
  "gauge": "weighted gauge — 3-piece 5/10/15 psi regulator, no dial",
  "capacity_note": "Holds 7 quart jars per load. Not for glass-top or ceramic ranges per the manufacturer.",
  "verdict": "usda-basis",
  "headline_claim": "The cheapest seven-quart-class canner",
  "verdict_note": "A stovetop, weighted-gauge canner in the seven-quart-jar class NCHFP's guidance describes — and usually the cheapest way into it. The 3-piece 5/10/15 psi regulator means no dial to test annually (NCHFP: weighted gauges need no accuracy checking), but also no pressure readout at all, and no way to fine-tune between the fixed weights. Aluminum, not usable on glass-top ranges, and we could not verify a published warranty length — the trade-offs the price implies.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (equipment requirements)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   },
   {
    "name": "Mirro 92122A retail listing (price, capacity, regulator)",
    "url": "https://www.pressurecooker-outlet.com/Mirro-Pressure-Canner-22-Quart.htm"
   }
  ],
  "amazon_search": "mirro 22 quart pressure canner",
  "brand_url": "https://www.pressurecooker-outlet.com/Mirro-Pressure-Canner-22-Quart.htm",
  "checked": "2026-07-14"
 },
 {
  "brand": "All American",
  "model": "941",
  "name": "All American 941 (41.5-Quart) Pressure Canner",
  "slug": "all-american-941",
  "category": "stovetop",
  "price_usd": 649.95,
  "price_source": "allamerican1930.com",
  "price_date": "2026-07-14",
  "capacity_qt": 41.5,
  "jars_note": "19 quart jars (double-stacked)",
  "gauge_class": "Both",
  "warranty_years": 99,
  "warranty_label": "Lifetime",
  "gauge": "weighted gauge + reference dial; metal-to-metal seal",
  "capacity_note": "The largest All American — 19 quart jars per load, double-stacked, per the manufacturer. Heavy when loaded; check your range's weight tolerance.",
  "verdict": "usda-basis",
  "headline_claim": "The homestead-scale weighted-gauge canner",
  "verdict_note": "Same stovetop weighted-gauge, metal-to-metal design as the rest of the All American line, at homestead scale — 19 quart jars per load. Squarely the equipment class NCHFP's guidance describes; per quart of capacity it is the cheapest All American, even though the sticker is the largest. Not for glass-top stoves per the manufacturer, and a full load is heavy enough that range weight limits matter.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (equipment requirements)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   },
   {
    "name": "All American pressure-canner line (price, capacity, lifetime warranty)",
    "url": "https://allamerican1930.com/collections/pressure-canners"
   }
  ],
  "amazon_search": "all american 941 pressure canner",
  "brand_url": "https://allamerican1930.com/collections/pressure-canners",
  "checked": "2026-07-14"
 },
 {
  "brand": "Presto",
  "model": "02144",
  "name": "Presto Precise Digital Pressure Canner",
  "slug": "presto-precise",
  "category": "electric",
  "price_usd": 386.99,
  "price_source": "gopresto.com",
  "price_date": "2026-07-14",
  "capacity_qt": 12,
  "gauge": "digital, sensor-controlled",
  "capacity_note": "Dedicated electric canner (not a multi-cooker with a canning button).",
  "verdict": "mfr-claim",
  "headline_claim": "\"The first electric pressure canner to meet USDA home canning guidelines\"",
  "verdict_note": "Presto's claim is quoted verbatim above, and its basis is Presto's own thermal validation — the company describes testing 'utilizing multiple thermocouples to assess temperatures at many different locations inside the unit', including inside jars. That is a real engineering effort and it is also a manufacturer's internal claim, not an independent authority's recommendation: NCHFP's electric-appliance guidance stands, and Utah State Extension's position is that 'electric programmable pressure cookers of any brand are inconsistent at higher altitudes and should NOT be used for low-acid canning'. If USDA or NCHFP ever endorses a specific electric canner, this verdict changes — the authority wins.",
  "sources": [
   {
    "name": "Presto Precise product page (claim + internal thermocouple validation)",
    "url": "https://www.gopresto.com/content/s/presto-precise-digital-pressure-canner"
   },
   {
    "name": "USU Extension — Why electric pressure cookers are not pressure canners",
    "url": "https://extension.usu.edu/preserve-the-harvest/research/why-electric-pressure-cookers-are-not-pressure-canners"
   },
   {
    "name": "NCHFP — Canning in electric multi-cookers",
    "url": "https://nchfp.uga.edu/newsflash/canning-in-electric-multi-cookers"
   }
  ],
  "amazon_search": null,
  "brand_url": "https://www.gopresto.com/content/s/presto-precise-digital-pressure-canner",
  "checked": "2026-07-13"
 },
 {
  "brand": "Carey",
  "model": "DPC-9SS",
  "name": "Carey DPC-9SS Smart Pressure Canner & Cooker",
  "slug": "carey-smart-canner",
  "category": "electric",
  "gauge": "digital multi-cooker with canning programs",
  "capacity_note": "Multi-cooker form factor marketed with canning programs.",
  "verdict": "mfr-claim",
  "headline_claim": "Marketed as a \"Smart Canner\" — canning programs built in",
  "verdict_note": "Carey markets canning programs; the claim's backing is the manufacturer's. NCHFP's position on this appliance class is on record: 'we do not support the use of the USDA canning processes in the electric, multi-cooker appliances' even where manufacturers include canning buttons, because 'our pressure process directions have not been developed for that type of appliance.' No published independent thermal validation for this model was located (checked 2026-07-13).",
  "sources": [
   {
    "name": "NCHFP — Canning in electric multi-cookers",
    "url": "https://nchfp.uga.edu/newsflash/canning-in-electric-multi-cookers"
   },
   {
    "name": "USU Extension — Why electric pressure cookers are not pressure canners",
    "url": "https://extension.usu.edu/preserve-the-harvest/research/why-electric-pressure-cookers-are-not-pressure-canners"
   }
  ],
  "amazon_search": null,
  "brand_url": "https://www.careyappliances.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "Nesco",
  "model": "NPC-9",
  "name": "Nesco NPC-9 Smart Pressure Canner & Cooker",
  "slug": "nesco-smart-canner",
  "category": "electric",
  "gauge": "digital multi-cooker with canning programs",
  "capacity_note": "Same appliance family as the Carey DPC-9SS.",
  "verdict": "mfr-claim",
  "headline_claim": "Marketed with pressure-canning programs",
  "verdict_note": "As with the Carey (same appliance family), the canning claim is the manufacturer's own. NCHFP does not support USDA canning processes in electric multi-cooker appliances, and no published independent thermal validation for this model was located (checked 2026-07-13).",
  "sources": [
   {
    "name": "NCHFP — Canning in electric multi-cookers",
    "url": "https://nchfp.uga.edu/newsflash/canning-in-electric-multi-cookers"
   },
   {
    "name": "USU Extension — Why electric pressure cookers are not pressure canners",
    "url": "https://extension.usu.edu/preserve-the-harvest/research/why-electric-pressure-cookers-are-not-pressure-canners"
   }
  ],
  "amazon_search": null,
  "brand_url": "https://www.nesco.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "Instant Pot",
  "model": "Max / any multi-cooker",
  "name": "Instant Pot (incl. Max)",
  "slug": "instant-pot",
  "category": "electric",
  "gauge": "digital multi-cooker; Max was marketed with a canning setting",
  "capacity_note": "Multi-cooker; the Max model advertised 15 psi 'sous vide & canning' capability.",
  "verdict": "not-recommended",
  "headline_claim": "\"Pressure canning\" setting (Max marketing)",
  "verdict_note": "This is the page most people arrive needing: NCHFP is on record that 'we do not support the use of the USDA canning processes in the electric, multi-cooker appliances', explicitly including appliances with canning buttons — USDA's process times assume a stovetop canner's heat-up, venting and cool-down behavior, none of which have been validated in multi-cookers, and 'the time it takes the canner to come up to pressure, the process time, and the cool-down time all matter'. USU Extension: electric programmable pressure cookers 'of any brand… should NOT be used for low-acid canning'. Boiling-water-bath processing of high-acid foods in an Instant Pot is a separate question; the on-record guidance above concerns pressure canning of low-acid foods, where the stakes are botulism.",
  "sources": [
   {
    "name": "NCHFP — Canning in electric multi-cookers (the on-record position)",
    "url": "https://nchfp.uga.edu/newsflash/canning-in-electric-multi-cookers"
   },
   {
    "name": "USU Extension — Why electric pressure cookers are not pressure canners",
    "url": "https://extension.usu.edu/preserve-the-harvest/research/why-electric-pressure-cookers-are-not-pressure-canners"
   }
  ],
  "amazon_search": null,
  "brand_url": "https://instantpot.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "Ball (Jarden/Newell)",
  "model": "freshTECH / Automatic Home Canner",
  "name": "Ball Automatic Home Canner",
  "slug": "ball-electric-canner",
  "category": "waterbath",
  "gauge": "electric, non-pressurized (boiling-water equivalent)",
  "capacity_note": "Dedicated electric canner for high-acid foods; discontinued but widely owned second-hand.",
  "verdict": "acid-only",
  "headline_claim": "Electric canning for jams, pickles and other high-acid foods",
  "verdict_note": "The interesting exception in NCHFP's own statement: it explicitly excludes 'the Ball Automatic Home Canner for acid foods only' from its multi-cooker concerns, because it is 'a dedicated canner' with 'proper thermal process development done' and manufacturer instructions. Acid foods only — it is not a pressure canner and cannot process low-acid vegetables, meats or fish.",
  "sources": [
   {
    "name": "NCHFP — Canning in electric multi-cookers (the explicit exception)",
    "url": "https://nchfp.uga.edu/newsflash/canning-in-electric-multi-cookers"
   }
  ],
  "amazon_search": null,
  "brand_url": "https://www.ballmasonjars.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "Granite Ware",
  "model": "21.5-Quart",
  "name": "Granite Ware 21.5-Quart Water Bath Canner",
  "slug": "granite-ware-water-bath",
  "category": "waterbath",
  "gauge": "none — boiling-water canner",
  "capacity_note": "Classic enamelware boiling-water canner with jar rack.",
  "verdict": "acid-only",
  "headline_claim": "The classic boiling-water canner",
  "verdict_note": "A boiling-water canner is the right tool for high-acid foods — fruits, jams, pickles, tomatoes with added acid — and by definition not a pressure canner: it cannot reach the 240°F that USDA low-acid processes require. NCHFP's equipment guidance treats boiling-water and pressure canners as the two distinct equipment types; the failure mode this site exists to prevent is using this pot (or any water bath) for green beans, meats or other low-acid foods.",
  "sources": [
   {
    "name": "NCHFP — Recommended canners (the two equipment types)",
    "url": "https://nchfp.uga.edu/how/can/general-information/recommended-canners/"
   }
  ],
  "amazon_search": "granite ware water bath canner",
  "brand_url": "https://www.graniteware.com/",
  "checked": "2026-07-13"
 },
 {
  "brand": "Ninja",
  "model": "Foodi (all pressure models)",
  "name": "Ninja Foodi",
  "slug": "ninja-foodi",
  "category": "electric",
  "checked": "2026-07-14",
  "gauge": "electric multi-cooker; no canning mode, no canning claim",
  "capacity_note": "6.5–8 qt multi-cooker sizes — below the seven-quart-jar equipment class NCHFP describes, separate from the electric question.",
  "verdict": "not-recommended",
  "headline_claim": "TenderCrisp pressure cooking — canning is not among the claims",
  "verdict_note": "Two separate no's, and one comes from Ninja itself: SharkNinja states the Foodi is not designed for canning, and NCHFP is on record that USDA pressure processes were not developed for electric multi-cookers. When the manufacturer and the authority already agree, there is no claim left to examine.",
  "brand_url": "https://support.ninjakitchen.ca/hc/en-us/articles/4403159387410-PC100-Series-Ninja-Instant-Cooker-FAQs",
  "sources": [
   {
    "name": "Ninja support — PC100 series FAQ (not designed for canning)",
    "url": "https://support.ninjakitchen.ca/hc/en-us/articles/4403159387410-PC100-Series-Ninja-Instant-Cooker-FAQs"
   },
   {
    "name": "NCHFP — Canning in electric multi-cookers (the on-record position)",
    "url": "https://nchfp.uga.edu/newsflash/canning-in-electric-multi-cookers"
   },
   {
    "name": "USU Extension — Study finds electric pressure cookers not consistently safe for canning",
    "url": "https://extension.usu.edu/news_sections/home_family_and_food/electric-pressure-cooker-and-canning"
   }
  ]
 },
 {
  "brand": "Power Pressure Cooker XL",
  "model": "PPC770 / PPC780",
  "name": "Power Pressure Cooker XL",
  "slug": "power-pressure-cooker-xl",
  "category": "electric",
  "checked": "2026-07-14",
  "gauge": "electric multi-cooker; shipped with one-touch 'canning' instructions",
  "capacity_note": "6–10 qt as-seen-on-TV multi-cooker; a 'Canning/Preserving' button does not change the equipment class.",
  "verdict": "not-recommended",
  "headline_claim": "One-touch 'Canning/Preserving' mode",
  "verdict_note": "The rare case where the advertising has been put on a thermometer: the manufacturer shipped canning instructions, and Utah State University Extension's study found the Power Pressure Cooker XL did not reach temperatures adequate to destroy botulism spores in low-acid canning. NCHFP's warning against pressure canning in electric multi-cookers covers exactly this appliance — advertised canning modes included.",
  "sources": [
   {
    "name": "USU Extension — Study finds electric pressure cookers not consistently safe for canning",
    "url": "https://extension.usu.edu/news_sections/home_family_and_food/electric-pressure-cooker-and-canning"
   },
   {
    "name": "USU Extension — Food safety of low-acid pressure canning in electric cookers (PDF)",
    "url": "https://extension.usu.edu/preserve-the-harvest/files/foodsafetyelectricpressurecookers.pdf"
   },
   {
    "name": "NCHFP — Canning in electric multi-cookers (the on-record position)",
    "url": "https://nchfp.uga.edu/newsflash/canning-in-electric-multi-cookers"
   }
  ]
 }
]