HB89E 120 volt
Max Temp
Cone 10 – 2350°F
Inside dimensions: 8″ x 8″ wide x 9″ deep, fires to 2350° F
The HB89E comes with a hinged lid and is equipped with a pilot light, metal stand, stainless steel jacket, and the Bartlett KilnStar digital controller. Included in the model shipment – a peephole plug and an instruction manual.
One-year Limited Kiln Warranty for cone 10 models.
Options include upgrading to the Genesis touchscreen controller for more ramp-hold user programs and multiple features including delay start, preheat, cone offset, skip step, and many more for precise firings every time. Messages and information are available for reviewing a firing profile before or during the firing, viewing the current segment the firing is in, and using the cone table for easy lookup of temperature and cone number equivalents. Other options available are adding a blank or bead collar, and/or a fiber bottom for vitrigraph.
Furniture Kits for 120-volt electric kiln models provide 2-3 layers of shelving for stacking ware, assorted small square posts, ceramic paper, and a one-pound bag of kiln wash. Choose the standard furniture kit or build your own with shelves and posts in the quantities required.
Key Features
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The Deepest HotBox at 9″ — 8″ × 8″ × 9″ chamber — the largest-capacity model in the compact 120V lineup
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Hinged Lid Design — Easier, more controlled opening than a fully removable lid
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Cone 10 / 2350°F (1288°C) — Full high-fire capability for ceramics, jewelry, and glass work
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Plug-and-Play 120V — Runs on a standard household 20-amp outlet (NEMA 5-15)
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Bartlett KilnStar Digital Controller (standard) — Cone-fire and ramp-hold programming; optional Genesis touchscreen upgrade adds delay-start, preheat, cone offset, and skip-step
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Vitrigraph-Ready — Optional fiber bottom and blank/bead collar available for glass-pulling work
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Complete Setup Included — Pilot light, metal stand, stainless steel jacket, peephole plug, and instruction manual
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1-Year Limited Warranty — Built in the USA by Olympic Kilns
Full Specifications
| Equipped with Lid Lift Assist |
N/A |
| Voltage |
120V |
| Inside Chamber Dimensions w x d x h (inches) |
8 x 8 x 9 |
| Amps |
15 |
| Cubic Feet |
0.33 |
| Watts |
1800 |
| Outside Dimensions with Stand or Frame w x d x h (inches) |
17.5 x 17 x 22 |
| Breaker Required |
20 Breaker |
| Brick Thickness |
2.5” |
| Plug Configuration |
NEMA 5-15 |
| Maximum Temperature |
Cone 10 – 2350°F/1288°C |
| Copper Wire Size |
#12, #10 if the circuit is longer than 40′ |
| Est Ship Wt. |
65 lbs. |
Not sure if this is the right kiln for you?
Our kiln specialists are happy to help you find the perfect fit for your studio and firing needs.
📞 (801) 839-5882Monday to Friday, 9AM to 5PM MST
