Siemens SIRIUS 3TC Contactor, 125 V dc Coil, 2-Pole, 400 A, 4NC + 4NO

Subtotal (1 unit)*

£5,120.58

(exc. VAT)

£6,144.70

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 17 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£5,120.58

*price indicative

RS Stock No.:
154-440
Mfr. Part No.:
3TC7814-0EF
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Coil Voltage

125 V dc

Number of Poles

2

Contact Current Rating

400 A

Range

SIRIUS

Series

3TC

Normal State Configuration

4NC + 4NO

COO (Country of Origin):
DE
The Siemens advanced contactor is designed for efficient operation in various DC applications, providing reliable control even under challenging conditions. With a mechanical service life of up to 30 million operating cycles, this product ensures long-lasting performance. It accommodates a wide operating temperature range, making it ideal for both industrial and commercial environments. The robust construction allows for quick and seamless installation, while its safety features guarantee operational integrity. Enhanced with multiple auxiliary contacts, this contactor streamlines control circuit functionalities and enhances system reliability, ensuring it meets demanding performance standards.

Engineered for high insulation voltage ratings ensuring enhanced safety
The compact size allows for space-saving installations
Designed with an efficient control supply voltage for consistent performance
Features multiple contact configurations for added flexibility in applications