Image unavailable
Image unavailable
Eurotherm
Eurotherm EFit SCR Power Controller
Quote on request
No online payment · add lines to RFQ BOM
Eurotherm EFit: single-phase SCR; 16–50 A; 100–500 V; phase/burst firing. RFQ.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Approvals
cUL, CE EN60947-4-3; CCC exempt; RoHS
Type
Single-phase SCR power controller for resistive and infrared heaters (Eurotherm EFit)
Nominal Current
16 to 50 A (16/25/40/50 A models)
Nominal Voltage
100 V to 500 V (+10%/−15%)
Frequency
47–63 Hz
Firing Modes
Phase angle and burst firing (incl. single-cycle options)
Fits single-phase heater power control where you need a Eurotherm EFit. SCR power controller for resistive and infrared heaters, nominal current 16 to 50 A (16/25/40/50 A models), nominal voltage 100 V to 500 V (+10%/−15%), 47–63 Hz, with phase-angle and burst firing including single-cycle options.
Key advantages
- Current — 16 / 25 / 40 / 50 A
- Voltage — 100–500 V class
- Firing — Phase angle and burst
- Loads — Resistive / infrared heaters
- Frequency — 47–63 Hz
Typical applications
- Oven heater control.
- IR heater SCR.
- Single-phase power modulation.
Selection guide
- Current model
- Firing mode
- Control signal
Common mistakes
- Undersized current.
- Wrong firing for load.
- Voltage outside band.
When to RFQ / what to tell us
- Current/firing/options.
- Quantity, ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 50771 |
| Brand | Eurotherm |
| Model | EFit |
| Product type | SCR Power Controller |
| Type | Single-phase SCR power controller for resistive and infrared heaters (Eurotherm EFit) |
| Nominal current | 16 to 50 A (16/25/40/50 A models) |
| Nominal voltage | 100 V to 500 V (+10%/−15%) |
| Frequency | 47–63 Hz |
| Firing modes | Phase angle and burst firing (incl. single-cycle options) |
Documents
FAQ
Q: Current models? A: 16–50 A.
Q: Firing? A: Phase angle and burst.
Q: What should I send for a quote? A: Current/firing/options, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Approvals | cUL, CE EN60947-4-3; CCC exempt; RoHS |
| Type | Single-phase SCR power controller for resistive and infrared heaters (Eurotherm EFit) |
| Nominal Current | 16 to 50 A (16/25/40/50 A models) |
| Nominal Voltage | 100 V to 500 V (+10%/−15%) |
| Frequency | 47–63 Hz |
| Firing Modes | Phase angle and burst firing (incl. single-cycle options) |
| Inputs | Analogue 0–5 V / 0–10 V / 4–20 mA; potentiometer; logic on/off |
| Linearity | Better than ±2% of range with built-in supply compensation |
| Protection | IP20 (CE); open type (UL); DIN-rail mount |
| Operating Temperature | 0 to 45 °C without derating (see curves) |
| Loads | AC51 resistive; AC56a transformer primary; AC55b SWIR |
| Document | EFit Data Sheet HA032125 + User Manual HA031980 |