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by Jen-Ken

Jen-Ken Crucible 11 Glass Melting Kiln with 3 Crucibles

SKU JENKEN-CRUCIBLE-11
Save $411.00 Free gift · $33.90 value
Original Price $2,054.00
Current Price $1,643.00

FREE with this kiln: Studio Starter Pack ($33.90 value) Ships with your kiln. Added to your cart automatically.

  • 12 Jen-Ken 1.5 x 1.5 in. kiln posts: 3 each of 1/2, 1, 2 and 4 in. tall
Offer ends Nov 30 One free pack per qualifying kiln.
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Not sure this is the right fit? Power, size, firing needs: talk it through with a real person before you order. Call or text (470) 264-3563

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✓ No sales tax outside GA ✓ Quoted at checkout ✓ Authorized Jen-Ken dealer
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Made to order: Jen-Ken builds each kiln in Lakeland, Florida after you order, and says shipping can take several weeks to several months. Call or text us for the current lead time before you buy.
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2-year limited warranty on brick kilns, 1-year on fiber kilns — direct from Jen-Ken.
Jen-Ken · Glass Kiln · Crucible Series Jen-Ken Crucible 11 Glass Melting Kiln with 3 Crucibles Model AF3P Crucible 11 · 240V · 11" x 9" chamber · 2,300°F This is a melting kiln, not a fusing kiln. Its job is to hold pots of cullet at working temperature so a hot-glass artist can gather, roll up or pour without running a full furnace — which is the difference between keeping three colours hot for an afternoon and firing a furnace for a week. It reaches 2,300°F to get cullet moving and works at around 2,150°F, and it ships with three thin-wall crucibles, so you can have three colours going at once from the day it arrives. Solid-state relays are fitted as standard rather than mechanical ones, which matters on a kiln that holds temperature for hours. It is 55 lbs on a 240V 17-amp circuit. One caveat: it melts cullet, not raw batch — the fumes from batch will eat the thermocouple and the brick.
PurposeMelting cullet
Max Temp2,300°F
Chamber11" x 9"
Power240V · 17A
Key features
3 thin-wall cruciblesOn Jen-Ken's included list, and the reason to buy this build. Three pots means three colours held hot at once rather than one.
Solid-state relaysFitted as standard. A melting kiln sits at working temperature for hours at a time, and SSRs handle that duty cycle without the mechanical relay chatter and wear.
Furniture kitJen-Ken lists a 10-inch shelf, three 1-inch posts, kiln wash and three bricks with this kiln.
Kiln standIncluded by Jen-Ken. It brings the chamber to a height you can reach into with a gather iron.
Fiber baffleOn Jen-Ken's included list — it shields the chamber while you are working out of it.
Orton AutoFire 3-button controllerProgrammable ramp-and-hold firing, which is what holds a melt steady at working temperature.
Optional accessories
Replacement cruciblesThin-wall crucibles are consumables — they take thermal abuse and eventually crack. Three come with the kiln; keep a spare or two on the shelf. Call us and we will match the size.
Gather irons, punties and hand toolsThe kiln melts the glass; the tools do the work. Tell us whether you are gathering, rolling up or pouring and we will point you at what suits.
Kiln wash and shelf primerGlass will weld itself to an unprimed shelf. Most glass workers go through primer steadily, so it is worth adding to a first order.
Controller upgradeJen-Ken fits the Orton AutoFire 3-button as standard and offers the Orton AutoFire Slide touchscreen and the SDS TAP II in its place. It is a factory option rather than a checkout add-on — call us and we will quote it.
Common questions
What is a crucible kiln for?Melting cullet — broken or scrap glass — so you can work it hot. Hot-glass artists use one for roll-ups, small gathers, pours into moulds and any process that needs molten glass but not a full furnace's capacity or running cost. Jen-Ken's framing is the flexibility of keeping several colour pots going without committing to a furnace. It is not a fusing kiln and not a kiln you put a shelf of flat glass into.
Can I make glass from batch in it?No — Jen-Ken says so explicitly, and it is worth repeating because it is the mistake that ruins one of these kilns. Electric crucible kilns are for melting cullet. Making glass from raw batch produces caustic fumes that attack the thermocouple and the kiln brick, and it will destroy the kiln quickly. Cullet only.
What electrical circuit does it need?240V single phase, a 17-amp draw and 4,080 watts — the arithmetic checks, since 240V × 17A is exactly 4,080W — on a NEMA 10-20R receptacle behind a 20-amp breaker with #12 copper. Two things to know. First, the 10-20R is an unusual receptacle: it is an older non-grounding 250V 20-amp device and not something an electrician will have in the van, so mention it when you book the work. Second, the arithmetic is tight: 17 amps continuous wants 21.25 amps of breaker under the 125% rule, marginally above the 20 Jen-Ken specifies. Jen-Ken sizes their whole line that way, and the #12 wire is good for 25 amps at 75°C, so the wire is not the constraint. Have a licensed electrician confirm the whole set against local code, and ask us first if anything looks wrong.
Why three crucibles?Because one colour is rarely what you want. Three pots let you hold three colours at working temperature in the same chamber, which is the practical reason people buy a crucible kiln instead of scheduling three separate melts. They are thin-wall pots and they are consumables — plan on replacing them.
What cone will it reach?Jen-Ken publishes no cone rating for any kiln in their glass line, and we have not invented one. The published maximum is in the table above. Cone numbers are a ceramics measure and this is a glass-melting kiln, so the temperature and how steadily it holds it are the figures that matter.
How is this different from the Crucible 1813?Size and power. This one is 11" x 9" at 0.55 cubic feet on a 17-amp 240V circuit, and it comes with three crucibles for multi-colour work. The 1813 is 18" x 13" at 1.91 cubic feet on a 45-amp circuit, which is a much bigger melt and a much bigger electrical job. Buy this one for roll-ups and small work and for holding several colours; buy the 1813 if you need volume.
What actually comes in the crate?Jen-Ken publishes a list for this model, which is unusual and welcome: the Orton AutoFire 3-button controller, three thin-wall crucibles, solid-state relays, a fiber baffle, a furniture kit (10" shelf, three 1" posts, kiln wash and three bricks), a kiln stand and the instruction manual. Note the accessories ship in a separate 20-lb box, so expect two deliveries.
How long until it ships?Jen-Ken builds to order in Lakeland, Florida. Their own guidance is that kilns can take several weeks to months depending on the production queue. Call us and we will get you the current estimate before you commit.
Does buying from Peach State Pottery affect my warranty?No. We are an authorized Jen-Ken dealer, so the factory two-year warranty applies exactly as it would buying direct. Keep your proof of purchase.
Melting cullet, or fusing glass? We are authorized Jen-Ken dealers based in Georgia. A crucible kiln and a fusing kiln do completely different jobs — tell us what you are making and we will make sure you are buying the right one, and sort out the unusual 10-20R receptacle before delivery.
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Common questions about this kiln

Still stuck? Call or text (470) 264-3563 and talk it through with a real person.

Is freight delivery included in the price?

No. Kiln prices do not include freight, and we do not quietly build it into the product price. Freight is charged at a flat rate based on your delivery address and is shown at checkout. Liftgate service is included when it is needed, and standard delivery is curbside. You can estimate your delivered cost with the ZIP code tool above the Add to Cart button.

Can I return this kiln if it is not right?

Return requests can be submitted within 30 days of delivery. The kiln needs to be in its original packaging, in new and resellable condition, and approved before it is sent back. A restocking fee may apply. Completing the manufacturer's recommended first test firing does not by itself make a kiln non-returnable, so you can confirm it works before you commit. Full terms are on our Returns page.

What electrical supply do I need for this kiln?

The Specifications tab on this page lists this model's voltage, amperage, required breaker size and NEMA plug configuration. Most 240V kilns need their own dedicated circuit fitted by a licensed electrician, while many 120V models run from a standard household outlet. If you are unsure what your space can support, call or text (470) 264-3563 before ordering.

Does this kiln come with a warranty?

Yes. This kiln carries the Jen-Ken manufacturer warranty. Coverage length, what is included and any registration deadline are listed in the Specifications tab on this page. We are an authorized Jen-Ken dealer, which is a condition of warranty coverage on most kiln brands.

What comes with the kiln, and what do I need to buy separately?

The What's Included tab on this page lists exactly what ships with this kiln. Most kilns need shelves, posts and kiln wash before your first firing, and these are not always included. A vent is recommended for indoor installations. Any add-ons available for this model are shown above the Add to Cart button.

About this kiln
Best for: Potters, glass artists and bladesmiths who want an American-built kiln from a small Florida factory that has been building kilns since 1951 and still answers its own phone.
Jen-Ken has been owned and run by the same two brothers in Lakeland, Florida since 1991, and builds more than 60 kiln models for clay, glass and bladesmithing. The people who build the kilns fire them too.
🔨 Lead time
Made to order
Built in Lakeland, Florida after you order. Jen-Ken states that shipping may take several weeks to several months, so call us for today's estimate before you plan around it.
✓ Warranty
2 years brick · 1 year fiber
From Jen-Ken to the original purchaser, limited to repair or replacement of defective items. Elements and thermocouples carry their own 2-year coverage, though thermocouples are not warranted against breakage. Ask us which line your kiln falls under.
Why buy from Peach State Pottery?
★ Authorized Jen-Ken Dealer
★ No sales tax outside Georgia
★ Flat-rate shipping, quoted at checkout
★ Real support before & after order
★ Military discount for veterans
★ We are here if anything goes wrong
Call or text us:✆ (470) 264-3563
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Order now to hold today's price
Jen-Ken builds to order, so your place in the production schedule is set when you order. Talk to us about voltage, controller and furniture kit choices before you buy — they are all decided at order time.