KM1231 Electric Kiln – Twelve-Sided Top-Loading Kiln with KilnMaster Controller and Lid Lifter
Please note: This is a large, wired-in production kiln requiring fixed installation into your electricity supply. Standard price £5500 ex VAT.
The KM1231 is a twelve-sided top-loading electric kiln with an exceptionally deep firing chamber, making it one of the largest in the range. Designed for professional potters and production studios, this kiln is built to handle large, individual pieces or high-volume batch firings with ease. With its 31-inch chamber depth and powerful 72-amp loading, it offers serious capacity for serious work.
Fitted with a digital KilnMaster controller as standard, the KM1231 provides precision control, adjustable firing programs, and even a built-in energy cost calculator. Quiet, reliable operation is ensured by solid-state switching, while the integrated lid lifter allows smooth, effortless opening. Robust, sectional construction allows for relocation and maintenance convenience, making this a practical choice for busy professional environments.
All KilnMaster models supplied by Cromartie include FREE UK mainland delivery and full technical aftercare from our ceramics experts, backed by over 70 years of industry experience.
Why choose Cromartie for your wired-in kiln?
• All kilns include FREE UK mainland economy delivery
• FREE expert aftercare and technical support whenever you need it
• Spare parts (elements, bricks, and components) stocked off the shelf
• Direct from the supplier – backed by 70+ years of ceramics expertise
Order any of our top-loading electric kilns and receive FREE kerbside delivery (UK mainland) – click here for details.
Main Features:
- Solid construction with sectional design, allowing easy relocation and installation
- Twelve-sided chamber offering exceptional depth for large work or production firing
- Conservatively rated Kanthal A1 kiln elements and wiring
- Innovative Lid Lifter fitted as standard for smooth, easy one-hand operation
- 3 metre mains cable included (longer lengths available)
- Spare thermocouple, 3 × 04 test cones, and supporting manual included
- 24-month warranty (excluding elements)
- Commando plug available as an optional extra (recommended for maintenance)
- Health & Safety “best practice” captive key interlock fitted as standard
- Double relay system for additional security
- Up to 64 segment KilnMaster controller (KMT touchscreen upgrade available)
- Reversible kiln lid specially coated to minimise dust and debris build-up
- Two-position lid brace for everyday use and full chamber access
Download our top-loading kiln leaflet here (hard copy available by request).
Kiln Specifications:
- Electrical: Single or Three Phase / 230V (×3) & Neutral / 72A / 17,300W max
- Note: Always size electrical supply for continuous load. This kiln must be wired directly into the electricity supply.
- Max Operating Temp: 1300 °C / Cone 10
- Firing Capacity: 325 litres (11.6 cu ft)
- Opening: 71.45 cm (28.13 ") / Depth: 78.74 cm (31 ")
- Shipping Weight: 205 kg (450 lbs)
We recommend at least 18" clearance around the kiln. Refer to product images for full dimensions. Not sure which kiln suits your requirements? Contact our team on 01782 319435 — we’re happy to advise.
Free Delivery
All of our electric kilns include FREE UK mainland kerbside delivery as standard. For those in the Highlands and Islands or overseas, we can provide a custom delivery quote - select "Add to Quote" and send this through to us and we will contact you by return. Remote or restricted-access locations may incur additional charges, which we’ll confirm when your order is received.
*For in-position delivery, electrical connection, commissioning and training, please contact us for a tailored quote.
Helpful Resources:
All KilnMaster kilns are CE marked and fitted with an electro-mechanical interlock in compliance with The Health & Safety at Work Act 1974. Each kiln is supplied with an operator manual, instructional DVD, and spare thermocouple.