MERSEN

Protect It Power It Connect It Control It

MERSEN is a global expert in electrical power and advanced materials, offering comprehensive solutions for electrical protection and power management. With over 130 years of experience, Mersen provides innovative products that ensure the safety, reliability, and efficiency of electrical systems across various industries. Their expertise spans surge protection, overcurrent protection, and advanced materials for high-tech applications, making them a trusted partner for mission-critical electrical infrastructure.

Product Types:

Surge Protection Devices Fuses & Fuse Holders Circuit Protection Power Distribution Blocks Busbar Systems Thermal Management DC Protection Overcurrent Protection Lightning Protection Power Electronics Battery Protection Terminal Blocks Power Semiconductors Industrial Heating Custom Solutions

MERSEN ES4T20R1RN4B Shunt-Trip,400a,208v,120VAC Re Es4t20r1rn4b Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation	MERSEN ES4T20R1RN4A3 Shunt Trip Switch,400a,208v/12 Es4t20r1rn4a3 Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation	MERSEN ES4T20R1N4A Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 19,819.30 19819.3 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.
MERSEN ES4T20R1KRN4C Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 21,320.78 21320.78 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.	MERSEN ES4T20R1KRN4B3 Shunt Trip Switch,400a,208v/12 Es4t20r1krn4b3 Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation	MERSEN ES4T20R1KRN4B Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,662.84 20662.84 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.
MERSEN ES4T20R1KRN4A Shunt-Trip Switch400a208v To Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation	MERSEN ES4T20R1KRC Shunt-Trip Switch400a208v To Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation	MERSEN ES4T20R1KRB Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,386.48 20386.48 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.
MERSEN ES4T20R1KRA Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,386.48 20386.48 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.	MERSEN ES4T20R1KGN4D Shunt-Trip,400a,208v,120VAC Re Es4t20r1kgn4d Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation	MERSEN ES4T20R1KGN4C2 Engineered Fusible Shunt Trip Es4t20r1kgn4c2 Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation
MERSEN ES4T20R1KGN4B Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,662.84 20662.84 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.	MERSEN ES4T20R1KGN4A Shunt-Trip,400a,208v,120VAC,Ke Es4t20r1kgn4a Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Request a Quote Not Available For Sale Available by quotation	MERSEN ES4T20R1KGC Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 21,044.44 21044.44 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.
MERSEN ES4T20R1KGB Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,386.48 20386.48 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.	MERSEN ES4T20R1KGA Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,386.48 20386.48 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.	MERSEN ES4T20R1KA Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,175.29 20175.29 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.
MERSEN ES4T20R1GC Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 20,412.16 20412.16 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.	MERSEN ES4T20R1GA Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 19,754.17 19754.170000000002 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.	MERSEN ES4T20R1B Engineered Fusible Shunt Trip Availability: Can be ordered Lead Time: 2 weeks Min. Order Qty: 1 Unit Sold in Multiples of: 1 Unit Condition: Factory New Add to Cart USD 19,542.94 19542.94 USD - + Quantity Discount Pricing Wholesale discounts are reserved for qualified customers. Sign in or Register to see your tiered pricing.