Black 40A 450VDC relay with metal connectors and labeled terminals.
Black 40A 450VDC relay with metal connectors and labeled terminals.
YSED40C
FOB
Shipping:
Air transport, Land transport, Sea transport
Product details
Essential details
Shipping:Air transport, Land transport, Sea transport
Product Introduction
Performance Parameters
Main Contact Form
1H (1 Normally Open)
Rated Load of The Main Contact
40A/450VDC
Contact Resistance
≤20mΩ (20A/6VDC)
Electrical Durability
Switching:40A/450VDC,3000 cycles
Switching:30A/450VDC,10000 cycles
Mechanical Durability
2×10⁵ cycles
Insulation Resistance
100MΩ (500VDC)
Dielectric Withstand Voltage
Between Contacts:2000VAC/1Min(1mA)
Between Contacts:3000VAC/1Min(1mA)
Vibration
10~500Hz,49m/s²
Shock Resistance
Stability:196m/s²;Strength:490m/s²
Operating Temperature Range
-40℃~85℃
Terminal Type
PCB Solder Pin / Quick-disconnect Plug-in Pin
Weight
Approx.50g
Operate Time (Rated)
≤30ms
Release Time (Rated)
≤10ms

Coil Parameters
Rated Voltage (VDC)
1224
Absorption Voltage (VDC)
≤9 
≤18
Release Voltage (VDC)
≥1.2
≥2.4
Coil Resistance (Ω)
48192
Coil Power Consumption (W)
33
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Anhui Yisuo Electronic Technology Co., Ltd., referred to as “Yisuo Electronic,” was established in May 2007 in Hefei, Anhui, China. The company is a comprehensive enterprise integrating research and development, manufacturing and sales. Its main products include automotive relays and high voltage DC contactors.
Yisuo focuses on new energy vehicles, power batteries, energy storage, charging piles, engineering vehicles, lithium batteries, automotive wiring harnesses, central control boxes and automotive air-conditioning applications. We provide customers with stable, reliable and cost-effective electrical control components and supporting services.

 Our products are widely used in traditional fuel vehicles, new energy vehicles, charging facilities, photovoltaic and wind power systems, military applications, energy storage systems and power supply base stations. Public website information also confirms that Yisuo specializes in the R&D, production and sales of automotive relays and high voltage DC contactors for these application fields.

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