Relays
Model 901
The 45 mm relay, in every switching type.
10–200 A
Load current
7
Series
38
Models
Choose your switching
Choose Your Switching.
Every Model 901 type side by side, from Unison's own specifications.
| Type | Input | Output | Current | Best for |
|---|---|---|---|---|
| Phase Angle | 4 to 20mA. Separate order for 0-10 VDC | 230VAC or 440VAC (47-63 Hz), 25 Amp | 25–200 A | Proportional power control |
| MOSFET | 4-32 VDC, 9-32mA | 5-600VDC, 10Amp | 10–90 A | DC loads |
| Random | 4-32VDC / 4-16mA | 24-480VAC (47-63 Hz), 25 Amp | 25–200 A | — |
| Zero-cross | 100-280VAC / 4-12mA | 24-480VAC (47-63 Hz), 25 Amp | 25–200 A | Resistive heating |
The range
7 Series, 38 Models.
- 6 models · 25–200 AUL
Analog Phase Angle Control Solid State Relay
View models →
- 4 models · 10–20 A
IGBT DC to DC Solid State Relay
View models →
- 6 models · 20–90 A
MOSFET DC to DC Solid State Relay
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- 4 models · 25–50 A
Phase Angle Controller by Pot
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- 6 models · 25–200 AUL
Random DC to AC Solid State Relay
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- 6 models · 25–200 AUL
Zero-cross AC to AC Solid State Relay
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- 6 models · 25–200 A
Zero-cross Solid State Relay
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Rated with every heat sink
Know the Current Before You Build.
Load current at 40 °C for UNI 901 PHT 24 25 420 AL5 + DIN RAIL, from Unison's derating tables.
Find Your Heat Sink →Without Heat sink10 Amp
G-6816 Amp
| Heat Sink / Mounting | Rated Load Current @ 40 °C |
|---|---|
| Without Heat sink | 10 Amp |
| G-68 | 16 Amp |
