SQUARE D NEMA Overload Relay: Electronic Protection, 3 Poles, NEMA Size 4
The SQUARE D NEMA Overload Relay: Electronic Protection (MPN 9065ST420) is a three-phase, NEMA Size 4 electronic overload relay rated for 600V AC and 45 A – 135 A. It is designed for use with the 9065 Motor Logic…
SKU 3G-OTH-41478
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- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SQUARE D NEMA Overload Relay: Electronic Protection (MPN 9065ST420) is a three-phase, NEMA Size 4 electronic overload relay rated for 600V AC and 45 A – 135 A. It is designed for use with the 9065 Motor Logic Solid State Overload Relays contactor series and does not require thermal units.
Frequently Asked Questions
What is the SQUARE D 9065ST420 overload relay used for?
The SQUARE D 9065ST420 is a NEMA Size 4 electronic overload relay used to protect three-phase motors from overcurrent and phase loss. It is commonly applied in industrial motor control centers and pump or conveyor systems where reliable, adjustable protection is required without thermal units.
What are the specifications of the SQUARE D 9065ST420 overload relay?
The SQUARE D 9065ST420 is a three-phase electronic overload relay rated for 600V AC and 45 A to 135 A. It is NEMA Size 4, compatible with the 9065 Motor Logic Solid State Overload Relays contactor series, and does not require thermal units. The MPN is 9065ST420.
Where to buy the SQUARE D 9065ST420 overload relay worldwide?
3G Electric supplies the SQUARE D 9065ST420 overload relay worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this NEMA Size 4 electronic overload relay.
How to select the correct SQUARE D overload relay for a motor?
To select the correct SQUARE D overload relay, match the motor full-load current to the relay's adjustment range (45 A–135 A for the 9065ST420). Ensure the relay is compatible with your contactor series—this unit works with 9065 Motor Logic Solid State Overload Relays. Verify voltage rating (600V AC) and phase (three) against your system.
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Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D nema electronic overload relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
