Top 8 Eaton Overload Relay Suppliers 2025

Choosing the right supplier is just as important as choosing the right relay. Eaton overload relays are widely used for motor protection across industries, but sourcing them can be tricky with so many distributors worldwide.

In this article, we’ve rounded up eight leading Eaton overload relay suppliers you can count on in 2025. These companies offer reliable access to thermal and electronic overload relays, with some also covering Cutler Hammer overload relay models.

Best Eaton Overload Relay Suppliers At A Glance

1. Simply Buy

Simply Buy is a leading Eaton motor overload relay supplier serving global markets with a focus on authenticity and reliability. Unlike traditional distributors, we provide businesses with verified Eaton products and handle the logistics, paperwork, and after-sales support that often complicate international procurement.

One of our core offerings is the Eaton xstart ZB series thermal overload relays. These relays cover settings from 0.1 to 175A, feature built-in test buttons, and come with integrated 1NO + 1NC auxiliary contacts. Their temperature compensation ensures stable performance between –25°C and +50°C, making them suitable for heavy-duty applications.

We also supply the Eaton ZE series small thermal overload relays. With a current adjustment range of 0.24–12A and built-in phase loss protection, these relays are ideal for compact motor applications and harsh industrial settings. Their screw terminal connection makes wiring simple, while their wide temperature tolerance improves long-term reliability.

Our strength lies in solving regional challenges. For North American buyers, we provide DDP door-to-door service to simplify customs and logistics. Russian customers benefit from secure VTB payment accounts, while Asian buyers gain from professional relay selection and competitive pricing.

To address authenticity concerns, we share distributor certificates on request, reassuring African and European clients. Every relay is factory-sourced and checked before dispatch. Whether you’re sourcing small ZE-0.6 models or larger ZB150 relays, Simply Buy delivers fast, reliable service.

2. CSE Industrial Electrical Distributors

CSE Industrial Electrical Distributors is a family-owned UK supplier with over 50 years of history in low-voltage electrical products. They specialize in motor control gear, automation systems, and industrial distribution solutions.

Their Eaton catalog includes Eaton thermal overload relays from the ZB series, such as the ZB12 and ZB32. These relays feature bi-metallic trip mechanisms, trip class 10A performance, and integrated NO/NC auxiliary contacts for signaling. 

CSE also supports customers with technical advice and stock availability, helping buyers select the right Eaton electronic overload relays for different systems. Their responsive sales team makes them a dependable Eaton supplier within the UK and Europe.

3. Steel-O-Fab Engineers

Steel-O-Fab Engineers is a long-standing supplier based in Mumbai. For over 40 years, they’ve served the Indian market with low-voltage electrical components, motors, and protection devices.

The company has built a reputation for reliability in Maharashtra and Gujarat, where they maintain strong client partnerships. Their portfolio includes breakers, relays, contactors, and gearboxes.

With regional offices in Pune and Ahmedabad, Steel-O-Fab supports a broad industrial base and provides timely after-sales assistance to local customers.

4. Imperial Supplies

Imperial Supplies is a U.S.-based MRO supplier with more than six decades of experience. As part of the Grainger family, they manage inventory solutions for fleets and industrial customers nationwide.

Their catalog spans more than 1.5 million products, supported by five distribution centers and a digital ordering platform. Imperial focuses on efficiency, offering customer-managed inventory systems tailored to operations.

The company’s long history in maintenance supplies makes them a trusted partner for businesses seeking consistent delivery and control over spend.

5. Farnell / Newark / element14 (Avnet)

Farnell, Newark, and element14 operate under Avnet and are among the most established Eaton overload relay suppliers worldwide. Their online platforms make it easy to source industrial components without delays.

Their stock includes Eaton electronic overload relays that comply with international standards. Datasheets and compliance tools simplify technical validation for engineers and purchasing teams.

With regional hubs in the UK, USA, and Asia Pacific, this supplier offers timely deliveries backed by Avnet’s logistics network.

6. Distrelec

Distrelec is a Swiss-founded distributor specializing in automation, measurement technology, and maintenance products. With over 45 years of history, it supplies customers across more than 15 European markets.

Its Eaton catalog includes Eaton Cutler Hammer overload relays such as the EMT6 series. These relays are available with test/off buttons, reset modes, and trip-free release, ensuring safe and accurate motor protection.

Distrelec provides access to technical documentaton and datasheets for its relays, supporting integration into industrial control panels and machinery.

7. MM Electrical Merchandising

MM Electrical Merchandising (MMEM) is one of Australia’s largest electrical wholesalers, operating more than 400 warehouses nationwide. It supplies industrial, construction, and utility projects with electrical and automation products.

MMEM’s Eaton range includes Eaton thermal overload relays and Eaton electronic overload relays. These cover current protection for pumps, HVAC motors, and conveyor systems, offering phase-failure sensitivity, class 10A protection, and reset options.

By maintaining large-scale stock, MMEM ensures quick supply to contractors and industrial buyers across Australia.

8. Eibabo 

Eibabo is a global e-commerce platform for electrical and automation products, operated by eibmarkt.com GmbH. Based in Germany, it provides international online sourcing for industrial components.

Its Eaton catalog includes Eaton overload relays from the ZE series, such as the ZE-1.0 model covering 0.6–1.0A. These relays feature direct mounting, screw terminals, and class 10A trip performance for compact motor setups.

The platform also lists Eaton Cutler Hammer overload relays, making them accessible to buyers worldwide with transparent pricing and global shipping options.

Conclusion: The Best Source for Eaton Overload Relays

Choosing the right Eaton motor overload relay supplier in 2025 comes down to more than just price. You need fast delivery, proven authenticity, and real technical support you can trust. While global distributors provide wide access, Simply Buy goes further by removing the obstacles that slow down international sourcing.

• North America: DDP door-to-door service makes customs and clearance worry-free.
• Russia: VTB account payment options simplify transactions.
• Asia: Professional product selection and competitive pricing tailored to your needs.
• Africa & Europe: Distributor certificates provided on request to prove authenticity.

On top of that, our technical support team offers remote diagnostic assistance, helping customers troubleshoot overload relay tripping issues without needing in-house expertise. Combined with our authenticity guarantee and no-questions-asked refund service, Simply Buy delivers both peace of mind and practical solutions.