The Potter & Brumfield T77 series miniature PCB relay is a general-purpose relay with a single-form A SPST-NO contact arrangement and a DC coil. It has a vented or washable enclosure, and is available with contact ratings of 3A or 10A at 250VAC. The part number 1393194-7 corresponds to the T77S1D10-05 variant, which has a 10A AgCdO contact rating and a 5VDC coil with 450mW power consumption. The relay measures 18.2mm in length, 10.2mm in width, and 14.7mm in height, with a creepage and clearance of 6.4mm and 3.2mm respectively between coil and contacts. It supports an ambient temperature range of -30°C to +85°C, has a dielectric strength of 4000Vrms between coil and contacts, and is rated for 10⁷ mechanical operations. The insulation system is UL Class F, and it meets EU RoHS, China RoHS, and REACH standards.
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General Purpose Relay, T77 Series, SPST-NO, 5 VDC, 10 A RoHS Compliant: Yes
Power/Signal Relay, 1 Form A, SP
| TE Connectivity | Powell Electronics, Inc. | Newark, An Avnet Company | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Electromechanical Relays | Electromechanical Relays | High Voltage Relays | High Voltage Relays |
| Product Number | 1393194-7 | 1393194-7 | 53Y3484 | 1393194-7 |
| Product Name | Electromechanical Relays & Contactors | Relays | General Purpose Relay, T77 Series, Spst-No, 5 Vdc, 10 A Rohs Compliant Oeg Te Connectivity | Relays - Power Relays, Over 2 Amps |
| Approvals | EU ELV Compliant; RoHS | RoHS | ||
| Operating Temp | -22 to 185 F (-30 to 85 C) | |||
| AC Voltage | 277 volts | |||
| DC Voltage | 30 volts |