Cress C133 & C136 Benchtop Industrial Furnace – 2250 °F / 2000 °F, 3 kW Auto‐PID, 13″ L × 11.5″/10.5″ W Chamber

Heavy-duty benchtop furnaces (C133 & C136) rated to 2250 °F intermittent (2000 °F continuous), with rugged brick insulation, auto-tuning PID control, and safety features—ideal for heat treating, assaying, and lab-grade thermal testing.

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Description

The Cress C133 and C136 are precision-engineered benchtop furnaces designed for demanding industrial and laboratory use. Equipped with auto-tuning microprocessor PID control, side-mounted iron‑aluminum alloy elements, and safety-integrated door switches, these units deliver reliable performance up to 2250 °F (2000 °F continuous).

Both models feature heavy-gauge steel construction with counter-balanced doors and rope seals that ensure operator safety and thermal efficiency. The C133 includes a floor-mounted refractory hearth for extra durability, while the C136 has raised side elements to protect against spillage damage.

Each furnace offers convenient 3 kW power via 240 V (with 208 V or 480 V options), is plug-ready with cord included, and comes backed by a 1-year warranty. Their compact size (~200 lb) and high-performance output make them essential tools in toolrooms, labs, jewelry, metallurgy, and materials testing applications.

Key Features

  • Max Temp: 2250 °F intermittent / 2000 °F continuous
  • Chamber Dimensions:
  • C133: 11.5″ W × 13″ L × 8″ H
  • C136: 10.5″ W × 13″ L × 8″ H
  • Power: 3 kW at 240 V (208/480 V optional)
  • Elements: Side-wall iron-aluminum alloy; C133 adds floor element; C136 has raised elements to prevent spillage damage
  • Safety: Dual door-limit switches with zero-voltage relay cut-off
  • Construction: Heavy gauge steel with firebrick backed by 1800 °F block
  • Controller: Auto-tuning PID microprocessor
  • Portability & Size: ~200 lb; compact benchtop design
  • Warranty: 1-year limited

Model Variations & Specs

Model Chamber (W×L×H) Elements Power / Voltage
C133/PM3T 11.5″ × 13″ × 8″ Side & bottom with hearth 3 kW, 240 V (208/480 V optional)
C136/PM3T 10.5″ × 13″ × 8″ Side-wall raised 1.75″ above chamber floor 3 kW, 240 V (208/480 V optional)

Additional information

Weight N/A
Model

C-133, C-136

Brand

Cress Manufacturing

Cress Manufacturing