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Hot Shot Knife Maker's Kiln HS-24K

SKU HS-24K
Save $1,385.00
Original Price $4,337.00
Current Price $2,952.00
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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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In Stock: In stock and ready to ship. Most orders are delivered within 5–7 business days.
  1. 1 We submit your kiln order for production with the manufacturer.
  2. 2 We confirm the current estimated lead time and keep you updated.
  3. 3 Your kiln is built to your specifications and prepared for freight shipment.
  4. 4 We send tracking and delivery instructions once your kiln ships.
Hot Shot · Heat Treating Oven · Front-Loading Knife Maker's Kiln Hot Shot Knife Maker's Kiln HS-24K Model HS-24K · 240 Volt · 24″ D × 8″ W × 7″ H · 0.78 cu ft · Max Temp 2200°F The HS-24K is a precision heat treating oven engineered specifically for knife makers and bladesmiths working with high-carbon and tool steels. This front-loading clamshell design delivers accurate temperature control up to 2200°F with a solid state relay for reliable thermal cycling during heat treatment, quenching, and tempering operations. The 24-inch deep chamber accommodates long blades and batch processing, with optional atmosphere capability for controlled gas environments.
Maximum Temperature2200°F
Chamber Size24″ D × 8″ W × 7″ H
Power Requirement240V / 20A
DesignClamshell Front-Loading
Optional accessories
Argon Kit
Hot Shot’s kit with tubing, fittings and a ceramic dispensing needle for argon atmosphere to prevent scaling and decarburization (argon gas not included)
Type S Thermocouple Upgrade
Higher accuracy thermocouple for precision work at maximum temperatures; extends thermocouple life
Stainless Steel Shelving
Custom-sized stainless steel racks for batch processing multiple blades simultaneously
Emergency Parts Kit
Spare thermocouple, heating elements, and solid state relay for minimal downtime during production schedules
Power Interrupt Safety System
Automatically shuts down the kiln if power is interrupted, preventing unsafe restart conditions
Extended Warranty Coverage
Additional warranty protection beyond the standard one-year term for commercial operations
Controller upgrade
Genesis Spark Touchscreen — Bartlett InstrumentsRecommended
Bartlett's Genesis Spark touchscreen stores 30 custom programs plus industry presets, ideal for complex heat treating protocols with precise ramp rates, soak times, and multi-step tempering cycles. Color touchscreen interface simplifies programming custom schedules for different steel types.
  • Full-color touchscreen with Wi-Fi
  • Presets per industry plus 30 custom programs
  • Remote monitoring and firing alerts through the Bartlett Kiln Aid app
  • Built-in diagnostics and maintenance logging
  • Automatically adjusting PID temperature control
  • Software updates over Wi-Fi
Common questions
What steel types can I heat treat in the HS-24K?
The HS-24K reaches 2200°F, which covers all common knife steels including 1095, 5160, O1, W2, 52100, and most stainless steels like 440C and AEB-L. For higher-temp stainless steels like S30V or S35VN (requiring 1900-2100°F), this kiln provides adequate headroom. High-speed steels requiring temperatures above 2200°F are outside this oven's range. Hot Shot’s optional argon kit allows you to introduce protective gases during austenitizing to prevent surface decarburization on high-carbon steels.
Can I add a controlled atmosphere to this oven?
Yes. The HS-24K accepts Hot Shot’s optional argon kit, which allows you to introduce argon during heat treating. This prevents scaling and decarburization on blade surfaces, reducing post-heat-treat grinding and preserving edge geometry. The clamshell door design maintains adequate sealing for atmosphere retention during the austenitizing soak, though this is not a vacuum-tight sealed retort system.
What are the advantages of the solid state relay over a standard contactor?
The built-in solid state relay (SSR) switches power silently without mechanical wear, providing tighter temperature control within ±5°F compared to ±15-20°F with mechanical contactors. SSRs eliminate the clicking sound and electrical arcing of contactors, extending element life by reducing thermal shock from rapid on-off cycling. For precision heat treating where austenitizing temperature accuracy affects final hardness, the SSR provides meaningfully better results, which is why Hot Shot includes it as standard equipment.
Do I need a licensed electrician to install the HS-24K?
Yes, professional installation is required. This oven draws 20 amps at 240V and requires a dedicated 20-amp circuit with appropriately sized wire (typically 12 AWG copper). Most jurisdictions require permit and inspection for this electrical work. Your electrician will need to install a NEMA 6-20R outlet for the oven’s NEMA 6-20 plug, per local code. Improper installation voids your warranty and creates serious fire and shock hazards. Budget $300-800 for professional installation depending on distance from your electrical panel.
Why should I purchase from an authorized dealer like Peach State Pottery?
Hot Shot's one-year warranty is only valid when purchased through authorized dealers and registered within 30 days of delivery. Unauthorized sellers cannot provide valid warranty coverage, leaving you responsible for all repair costs. As an authorized dealer, Peach State Pottery provides proper documentation for warranty registration, technical support for installation questions, and access to genuine Hot Shot replacement parts. We also understand kiln electrical requirements and can guide you through the electrician briefing process.
Not sure if the HS-24K is the right heat treating oven for your shop? Our team can help you evaluate chamber size, atmosphere requirements, and electrical compatibility for your blade production needs.
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About this oven
Best for: Glass artists, jewelers, knife makers, and specialty craftspeople who need a compact, reliable specialty oven or kiln that heats up fast and fires accurately.
🔨 Lead time
5–7 business days
In stock and ready to ship. Most orders are processed within 1–2 business days and delivered within 5–7 business days.
✓ Warranty
Manufacturer warranty
Full coverage. We are here if anything goes wrong after delivery.
Why buy from Peach State Pottery?
Authorized HotShot Dealer
No sales tax outside Georgia
Free shipping included
Real support before & after order
Military discount for veterans
We are here if anything goes wrong
Call or text us:✆ (470) 264-3563
In stock and ready to ship
Order today and your oven could be at your door within the week. HotShot stock levels change without notice.