Furnace/Ovens

Resistive Heating - Simple Loads, Constant Resistance

  • Nichrome (NiCr)
  • Inchonel®, Nikrothal® (NiCrFe)
  • Alkrothal® (FeCrAl)

Resistive Heating - Complex Loads, Resistance varies with temperature/time

  • Tungsten (W)
  • Molybdenum Disilicide (MoSi₂)
  • Silicon Carbide (SiC); Kanthal®, Globar®

Inductive / Transformer-Coupled Heating Loads

Infrared Heating

  • Shortwave / Medium-wave

Induction Heating

Model Phases Firing Mode Output Voltage Current Low Current High Highlights
Multizone MicroFUSION Single phase Phase angle, Zero cross, Zero Cross Transformer Mode AC 24-690 VAC (CE), 24-600 VAC (UL), 45-65 Hz 8 400

MicroFUSION is an ultra-compact high-performance microprocessor-based power controller, available in single or three phase models to control AC loads. 

MicroFUSION Three Phase Three phase Phase angle, Zero cross, Zero Cross Transformer Mode AC 24-690 VAC (CE), 24-600 VAC (UL), 45-65 Hz 8 400

MicroFUSION is an ultra-compact high performance digital SCR controller that adapts to the analog environment as well as the digital environment.

MicroFUSION Single Phase Single phase Phase angle, Zero cross, Zero Cross Transformer Mode AC 24-690 VAC (CE), 24-600 VAC (UL), 45-65 Hz 8 400

MicroFUSION is an ultra-compact high performance digital SCR controller that adapts to the analog environment as well as the digital environment. 

FUSION Three Phase (DC) Power Controller Three phase Phase angle DC Auto-Ranging Line Voltage 24-600 VAC, 45-65 Hz* 60 1 400

24 - 600 Vac. A microprocessor-based DC SCR controller operating both analog and digital interfaces. A phase angle-fired controller which linearly controls, with respect to the setpoint, the DC voltage, current, or true power applied to an electrical load. Control is achieved by means of a six SCR bridge with freewheeling diode.

1032A Single phase Phase angle AC 120, 240, 480, 575* 10 70

120 - 575 Vac. SCR controller that accepts most commands. Field adjustable current limiting.

3869 Three Phase DC Power Controller Three phase Phase angle DC 120, 250, 288, 300, 450, 600* 300 400

120 - 480 Vac. DC SCR Controller. Accepts most commands. High current, three phase DC output.

FUSION Three Phase (AC) Power Controller Three phase Phase angle, Zero cross, Burst AC Auto-Ranging Line Voltage 24-600 VAC, 45-65 Hz 50 1 200

24 - 600 Vac. A microprocessor-based SCR controller operating both analog and digital interfaces. A phase angle or zero cross fired SCR controller which linearly controls, with respect to the setpoint, the AC voltage, current, or true power applied to a three phase electrical load. The 3 phase controller can be ordered in either 2 or 3 leg control with 2 leg being limited to zero cross firing. Control is achieved for 3 leg by three pairs of inverse parallel SCRs or in 2 leg by 2 pairs of inverse parallel SCRs.

3020 Three Phase Power Controller Three phase Zero cross AC 120, 240, 480, 575* 10 70

120 - 575 Vac. Analog SCR Controller. Powered off of the 4/20mA loop, so no control transformer is required.

1027A Single phase Zero cross AC 120, 208, 240, 277, 380, 415, 480, 575* 50 160

120 to 575 Vac. Analog SCR Controller. Accepts most commands. Features include: Sync-guard and Trans-guard.

3629C Three Phase Power Controller Three phase Phase angle AC 208, 240, 380, 415, 480, 575* 50 1 000

208 - 575 Vac. Three Phase SCR Controller. Higher current ratings than our solid state relay models. Features include: current limiting, over-current trip, shorted SCR detection.

FUSION Single Phase (DC) Power Controller Single phase Phase angle DC Auto-Ranging Line Voltage 24-600 VAC, 45-65 Hz 45 1 080

24 - 600 Vac. A microprocessor-based DC SCR controller operating both analog and digital interfaces. A phase angle fired controller which linearly controls, with respect to the setpoint, the DC voltage, current, or true power applied to an electrical load. Control is achieved by means of a half controlled SCR bridge.

3021A Three Phase Power Controller Three phase Zero cross AC 120, 240, 480, 575* 10 70

120 - 575 Vac. Analog SCR Controllers. Accepts most commands.

3337 Three Phase Zero Cross Power Controller Three phase Zero cross AC 208, 240, 277, 380, 415, 480, 575* 200 750

208 - 575 Vac. Three Phase, Zero Cross SCR Controller. Accepts most commands. Features include: Sync-guard, Trans-guard, shorted SCR detection and on-board line fusing for most frame sizes.

FUSION Single Phase (AC) Power Controller Single phase Phase angle, Zero cross, Burst AC Auto-Ranging Line Voltage 24-600 VAC, 45-65 Hz 50 1 200

24 - 600 Vac. A microprocessor-based SCR controller operating both analog and digital interfaces. A phase angle or zero cross fired controller which linearly controls, with respect to the setpoint, the AC voltage, current, or true power applied to an electrical load. Control is achieved by means of a pair of inverse parallel SCRs.

3021B Three Phase Power Controller Three phase Zero cross AC 120, 240, 480, 575* 10 70

120 - 575 Vac. Analog SCR Controller. Accepts most commands. Sync-guard smoothes out line current draw when multiple controllers are in use.

3037 Three Phase Zero Cross Power Controller Three phase Zero cross AC 208, 240, 277, 380, 415, 480, 575* 85 750

208 - 575 Vac. Analog SCR Controller. Accepts most commands. Features include: Sync-guard, Trans-guard, Shorted SCR detection and on-board line fusing for most frame sizes.

Compact FUSION Three Phase Power Controller Three phase Phase angle, Zero cross, Burst AC Auto-Ranging Line Voltage 24-600 VAC, 45-65 Hz 10 160

24 - 600 Vac. A microprocessor-based SCR controller operating both analog and digital interfaces. Can be ordered in either 2 or 3 leg control with 2 leg being limited to zero cross firing. Output is controlled linearly with respect to command signal and can be set to the average or RMS value of the voltage or current, as well as true instantaneous power or external feedback.

1029D Single phase Phase angle AC 120, 240, 480, 575* 50 2 000

120 to 575 Vac. Analog SCR Controller. Higher current ratings than our solid state relay models. Features include: current limiting, shorted SCR detection, over-current trip, metering outputs, user selectable feedback modes.

3027 Three Phase Power Controller Three phase Zero cross AC 120, 208, 240, 277, 380, 415, 480, 575* 85 750

208 - 575 Vac. Analog SCR Controller. Accepts most commands. Features include: Sync-guard, Trans-guard and on-board line fusing for most frame sizes.

Compact FUSION - Single Phase Power Controller Single phase Phase angle, Zero cross, Burst AC Auto-Ranging Line Voltage 24-600 VAC, 45-65 Hz 10 160

24 - 600 Vac. A microprocessor-based SCR controller, operating with both analog and digital interfaces. Output is controlled linearly with respect to command signal and can be set to the average or RMS value of the voltage or current, as well as true instantaneous power or external feedback.