4078-DC12V-SHG Signal Relay Dual-Channel 12VDC 2A 8Pin
The 4078-DC12V-SHG Signal Relay is a compact and reliable dual-channel relay designed for precision signal switching applications. Operating on a 12V DC coil voltage, it offers 2A contact capacity and features an 8-pin configuration for easy integration into control circuits. Engineered for long service life and consistent performance, the HG-4078-N provides stable switching for low-level signals in automation, instrumentation, and communication systems. Its small form factor and high electrical reliability make it ideal for space-constrained applications.
Features
- Dual-channel design (2CH) for independent or simultaneous signal switching.
- 12V DC coil voltage ensures stable operation and compatibility with common control circuits.
- 2A contact rating suitable for low-power signal and control applications.
- Compact 8-pin configuration for easy PCB or socket mounting.
- High electrical durability for extended relay life and reliable performance.
- Low power consumption reduces heat generation and energy loss.
- Fast switching response ideal for automation and communication systems.
- Excellent contact reliability for low-level signal transmission.
- Wide operating temperature range suitable for various environmental conditions.
Specifications
| Parameter | Specification |
| Model Number | HG-4078-N |
| Datasheet | 4078-DC12V-SHG |
| Type | Signal Relay |
| Number of Channels | 2 (Dual Channel) |
| Coil Voltage | 12 VDC |
| Coil Resistance | 720Ω |
| Contact Form | DPDT (Double Pole Double Throw) |
| Contact Rating | 2 A @ 30 VDC / 1 A @ 125 VAC |
| Contact Material | Ag+Au |
| Operate Time | ≤ 10 msec |
| Release Time | ≤ 5 msec |
| Insulation Resistance | ≥ 100 MΩ (at 500 VDC) |
| Dielectric Strength | 1000 VAC |
| Pin Configuration | 8-Pin |
| Mounting Type | Through-hole |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Dimensions(L x W x H) | 20mm X 10mm X 11mm |
| Weight | 10g |
Dimensions
Applications
- Automation Systems.
- Communication Equipment.
- Instrumentation & Measurement.
- Security & Alarm Systems.
- Home Appliances.
- Control Panels.
- Signal Isolation Circuits.
- Audio Equipment.
- Power Management Systems
Package Contents
- 1 x 4078-DC12V-SHG Signal Relay Dual-Channel 12VDC 2A 8Pin
