Mini Relays
Mini Relays — E52
PCB-mount 2-pole DPDT miniature relay · 5 A / 250 V AC · Ag-CdO · 12.5 × 29.4 × 25.2 mm
Tecnomatic E52 miniature PCB relay — 2-pole double-pole double-throw (DPDT) changeover contacts in a compact 12.5 × 29.4 × 25.2 mm body. Direct PCB soldering or via ES50 / EC50 socket. 5 A rated current at 250 V AC with Ag-CdO contact material. Coil voltage range covers 24 V to 110 V (AC and DC).
E52 is the 2-pole DPDT PCB-mount variant of the E series. For octal-base industrial relays, see Octal Industrial Relays.
Key Features
- ▸2-pole DPDT (CO) changeover contacts
- ▸Rated 5 A / 250 V AC (Ag-CdO contacts)
- ▸Operating temperature −40 to +70 °C
- ▸Mechanical life 5 × 10⁷ ops · Electrical life 3 × 10⁵ ops
- ▸Switching frequency 18000 ops/hr no-load · 3600 ops/hr rated
- ▸Direct PCB solder or ES50 / EC50 socket mount
- ▸Available in NO contacts and IP67 sealed type
Spec Table
Mini Relays — 4 models
| Box SKU | Coil Voltage | Contact Configuration | Rated Current | Mount |
|---|---|---|---|---|
| REL-E52-24VDC | 24 V DC | 2-pole DPDT (CO) | 5 A @ 250 V AC | PCB / ES50 socket |
| REL-E52-48VDC | 48 V DC | 2-pole DPDT (CO) | 5 A @ 250 V AC | PCB / ES50 socket |
| REL-E52-110VAC | 110 V AC, 50/60 Hz | 2-pole DPDT (CO) | 5 A @ 250 V AC | PCB / ES50 socket |
| REL-E52-110VDC | 110 V DC | 2-pole DPDT (CO) | 5 A @ 250 V AC | PCB / ES50 socket |
Tecnomatic catalog also documents Series E variants E31, E51 (1-pole CO, 10 A) and E61 (1-pole CO, 16 A) — contact for current availability.
Use Cases
Typical Applications
PCB-mount control circuits
Direct-soldered relay for PLC output isolation and signal amplification.
Machine control panels
Compact DPDT switching on dense control boards.
Test instrumentation
Low-current signal switching in measurement and lab equipment.
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