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Olympic Kilns 2018HE Oval Electric Kiln

Olympic KilnsElectric KilnSKU 2018HE
$3,807.00Regular price$4,825.00
Save $1,018.00
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Ships in 12-15 weeks · freight to your door

Olympic Kilns builds most kilns to order once your order is placed, so plan on about 12-15 weeks before it leaves the factory. We email your confirmed ship date and tracking.

  • The freight carrier calls you to book a delivery window.
  • Delivery is curbside with a liftgate. Have a helper or hand truck to move it inside.
  • Check the crate before you sign. Note any damage on the receipt and send us photos.

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Authorized Olympic dealer · full factory warranty

Brand new and shipped direct from Olympic Kilns, so it carries Olympic's full factory warranty. If something goes wrong, call us and we handle the claim with the factory for you.

Warranty terms are in the Warranty and support section below.

Returns: request within 15 days, unused

Because kilns are heavy and often built to order, returns are limited, so we'd rather help you pick the right one up front:

  • Ask within 15 days of purchase or 2 days after delivery, whichever comes first. We issue a return authorization (RA).
  • It must be new, unused (beyond the factory test fire) and in its original packaging.
  • A restocking fee of at least 25% applies, up to 50% on custom, 3-phase or made-to-order units. Return freight is on the buyer unless we made an error.
  • Damaged in transit? Note it on the delivery receipt, send us photos and we'll help with the freight claim.

Read the full return policy

Will it work in my space? Power check

Most 240V kilns need their own circuit and the matching outlet, installed by an electrician. Homes are usually 240V; schools and commercial buildings are often 208V, so pick the voltage that matches your panel.

Send us a photo of your breaker panel or outlet and we'll confirm before your kiln is built: 470-264-3563 (call or text).

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Olympic Kilns 2018HE Oval...
$3,807.00
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Overview

Olympic Kilns · Electric Kiln · Oval Series Olympic Kilns 2018HE Oval Electric Kiln 2018HE · 208/240V · 30″ W × 20″ D × 20″ H · 5.85 cu ft · Cone 10 / 2350°F The 2018HE is the entry point into Olympic's oval line — a rectangular-footprint chamber that makes better use of interior space for platters, tiles, and other wide flatware than a round kiln of similar capacity. At 5.85 cu ft, it's sized for a serious hobbyist or small studio, and it's available with 3-phase wiring in addition to the standard single-phase setup.
Max TemperatureCone 10 / 2350°F
Firing Chamber30″ W × 20″ D × 20″ H / 5.85 cu ft
Voltage208/240V, 1-phase or 3-phase
Breaker Required60A (1-phase) / 40A (3-phase)
What’s included
The kiln, with its elements installedThe brick sections arrive with Olympic's heavy gauge coiled elements already set in their grooves and wired. This kiln ships as sections on a pallet together with its stand: the manual has you take the sections off the pallet and restack them on the stand where the kiln will live.
Bartlett KilnStar controller, fitted and wiredThe KilnStar is the standard controller on this kiln and it is installed and wired at the factory. The Genesis touchscreen is a paid upgrade taken at order time, and Olympic's 2026 range no longer offers the RTC-1000, Kiln Sitter, 3-key or V6-CF, so nothing legacy ships here.
One Type K thermocouple and the pilot lightA single Type K thermocouple comes installed and wired to the controller. The control panel also carries a pilot indicator light that comes on whenever the kiln is live. Extra thermocouples only arrive with the 2-zone or 3-zone option, and a Type S is a paid substitution.
The combined lid lift and standOlympic's oval line ships one assembly that is both the stand and the lid lift, so the lid assist is built into the stand rather than added to it. The manual requires it: “Your kiln must be fired only on the metal stand provided.”
Observation plugsHollow ceramic peephole plugs ship with the kiln. Olympic publishes no count for any model, in its manuals or on its site, so we will not print a number here. Ask and we will confirm yours with the factory. Replacements are a stock part.
The operating manual and a one-year warrantyOlympic's printed operating manual travels with the kiln. Olympic's limited warranty runs two years, cut to one year on Kiln-Sitter models and on any kiln rated at cone 10. This one is rated to cone 10, so one year. Register with Olympic within 30 days of delivery and keep your invoice.
Cord and plug, or direct wired, set by your buildOlympic's plug configuration row gives a NEMA 6-30 or 6-50 plug on lower-amperage builds and Direct Wired on higher-amperage ones, and several models are listed as either. The manual hedges the same way, with “If your kiln is equipped with a power cord...”. Tell us your voltage, phase and service and we confirm which one you get before the order goes in.
Not included: furniture, vent and hookupNo kiln furniture. Every Olympic line has its own separately priced furniture kit and shelves and posts are priced one by one. The VentMaster downdraft vent, stilts, gloves, tongs, kiln wash and a pyrometer are all separate items, and no receptacle, breaker, wire or disconnect ships with the kiln.
Key features
KilnStar Digital Controller Pre-programmed with Cone Fire and Ramp/Hold modes. Features delay start, alarm, and thermocouple offset adjustment.
3-Inch Brick Insulation High-efficiency firebrick construction reduces energy consumption and improves firing performance.
Efficient Oval Firing Chamber Rectangular footprint maximizes usable interior volume for platters, tiles, and other wide, flat ware compared to a round chamber.
Stainless Steel Jacket Durable outer shell with corrosion resistance. Provides structural support and a clean, professional appearance.
Balanced Element Design Heavy gauge coiled elements arranged for even heat distribution throughout the firing chamber.
Metal Stand Heavy-duty steel stand. Elevates kiln to comfortable loading height. Casters are an optional add-on.
Pilot Light External indicator shows when kiln is receiving power and heating elements are energized.
Type K Thermocouple Industrial-grade temperature sensor positioned for accurate chamber temperature reading.
Technical specifications
Model2018HE
Interior Dimensions30″ W × 20″ D × 20″ H
Firing Chamber Volume5.85 cubic feet
Exterior Dimensions41″ × 40″ × 40″ (with stand)
Brick Thickness3 inches
Maximum TemperatureCone 10 / 2350°F
Voltage208V or 240V (480V available)
Amperage, 1-Phase47A (208V) / 41A (240V)
Wattage9,840 watts
Breaker Required, 1-Phase60 amp
Breaker Required, 3-Phase40 amp
Wire Size#6 copper (#4 if circuit exceeds 40 ft)
Plug ConfigurationNEMA 6-50
Shipping WeightApproximately 380 lbs
Warranty: One-year limited kiln warranty from Olympic Kilns. Must be registered within 30 days of delivery. Valid only through authorized dealers.
Optional accessories
Solid State Relay (SSR) Upgrade Replaces mechanical contactors for silent operation and extended element life. Reduces electrical noise and wear on heating elements.
Kiln Furniture Kit Shelves, posts, and stilts sized for this 30″ × 20″ chamber. Essential for stacking ware efficiently during firing.
Orton Kiln Vent System Downdraft venting system removes fumes and moisture during firing. Improves studio air quality and glaze results.
Automatic Lid Lift Spring-assisted lid opener reduces physical strain. Makes loading and unloading safer and easier on your back.
Heavy-Duty Rolling Stand Upgraded steel stand with larger locking casters. Provides enhanced stability and easier repositioning.
Power Interrupt Safety System Automatically shuts down kiln if lid is opened during firing. Adds safety protection in multi-user studio environments.
Emergency Parts Kit Spare thermocouple, element connectors, and relay components. Minimizes downtime if a component failure occurs.
Type S Thermocouple Upgrade Platinum-based sensor for improved accuracy and longevity at high temperatures. Recommended for frequent Cone 8-10 firings.
Controller upgrade
Genesis Touchscreen — Bartlett InstrumentsRecommended
The Genesis controller replaces the standard KilnStar with a full-color touchscreen interface and expanded programming capabilities. Store unlimited custom firing schedules with up to 32 segments each, monitor real-time temperature graphs, and access diagnostic data through the intuitive menu system.
  • 4.3-inch full-color touchscreen with graphical temperature display
  • Unlimited program storage with cloud backup capability via USB
  • Up to 32 segments per program for complex firing schedules
  • Real-time graphing shows temperature curve during firing
  • Advanced diagnostics including element resistance tracking and firing history logs
  • Cone Fire mode with Orton cone temperature equivalents pre-programmed
Common questions
Do I need an electrician to install this kiln?
Yes. The 2018HE requires a dedicated 60-amp (1-phase) or 40-amp (3-phase) circuit (41-47A depending on voltage) with a NEMA 6-50 receptacle, installed by a licensed electrician according to local electrical codes. Installation by anyone other than a qualified electrician may void your warranty and create serious safety hazards.
Does this kiln come with shelves and posts?
No. Kiln furniture is sold separately because different users have different needs based on the work they're firing. We recommend ordering a furniture kit sized for the 30″ × 20″ chamber when you purchase the kiln.
Why choose an oval kiln over a round one?
An oval or rectangular chamber wastes less interior space on wide, flat, or long pieces — platters, tiles, and large slab work fit more efficiently than in a round kiln of the same nominal cubic footage, where curved walls cut into usable space at the edges.
Does the oval shape fire less evenly than a round kiln?
Olympic's oval kilns use a balanced element layout specifically engineered for the rectangular chamber, so heat distribution is comparable to their round kilns when loaded and fired correctly. Even loading and standard kiln-loading practices still matter as much as chamber shape.
How do I register my warranty?
Register your kiln at the Olympic Kilns website within 30 days of delivery. You'll need your serial number (located on the control panel label), purchase date, and proof of purchase from an authorized dealer. Peach State Pottery can assist with registration if needed.
Not sure if the 2018HE is the right kiln for your space? Our team can help you evaluate electrical requirements, compare models, and coordinate delivery in the Atlanta area.
Talk to an expert →