Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Dayton Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity - IEC Thermal Overload Relays
DaytonIEC Thermal Overload Relays

Dayton Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity

The DAYTON Overload Relay is an IEC thermal overload relay with three poles and integrated bimetallic elements, eliminating the need for separate thermal units. It features 1NO/1NC auxiliary contacts and phase loss…

SKU 3G-OTH-40046

Brand
Dayton
Item
Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity
Category
IEC Thermal Overload Relays
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dayton
Type
1NO/1NC, Phase Loss Sensitivity, 0.63 A – 1 A
Poles
3
Compatible Contactors
Dayton (9 to 18 Amp Models)
Auxiliary Contact Form
1NO/1NC
Phase Loss Sensitivity
Yes
Thermal Units Required
None (Relay Includes Integrated Bimetallic Elements)

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON Overload Relay is an IEC thermal overload relay with three poles and integrated bimetallic elements, eliminating the need for separate thermal units. It features 1NO/1NC auxiliary contacts and phase loss sensitivity, and is compatible with Dayton contactors in the 9 to 18 Amp models. The relay covers an adjustable current range of 0.63 A to 1 A.

Frequently Asked Questions

What is the DAYTON Overload Relay 3G-OTH-40046 used for?

The DAYTON Overload Relay 3G-OTH-40046 protects three-phase motors from thermal overload and phase loss. It is used in industrial motor control panels, conveyors, pumps, and HVAC equipment. Its integrated bimetallic elements eliminate separate thermal units, simplifying installation and maintenance.

What are the specifications of the DAYTON Overload Relay 3G-OTH-40046?

The DAYTON Overload Relay 3G-OTH-40046 is a 3-pole IEC thermal overload relay with an adjustable current range of 0.63 A to 1 A. It features 1NO/1NC auxiliary contacts, phase loss sensitivity, and integrated bimetallic elements. It is compatible with Dayton contactors in the 9 to 18 Amp models.

Where to buy the DAYTON Overload Relay 3G-OTH-40046 worldwide?

You can source the DAYTON Overload Relay 3G-OTH-40046 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide reliable sourcing for Dayton components.

How to select the correct DAYTON Overload Relay for a motor?

Select the DAYTON Overload Relay 3G-OTH-40046 by matching its adjustable current range (0.63 A to 1 A) to the motor's full-load amps. Ensure compatibility with your Dayton contactor (9 to 18 Amp models). The relay's phase loss sensitivity and integrated bimetallic elements provide thermal protection without external units.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton iec thermal overload relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.4 A – 0.63 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.4 A – 0.63 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 1 A – 1.6 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 1 A – 1.6 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 55 A – 70 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 55 A – 70 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.25 A – 0.4 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.25 A – 0.4 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 1.6 A – 2.5 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 1.6 A – 2.5 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity

More from Dayton

View all Dayton parts
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 37 A – 50 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 37 A – 50 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.16 A – 0.25 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.16 A – 0.25 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.1 A – 0.16 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 0.1 A – 0.16 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 12 A – 18 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 12 A – 18 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 2.5 A – 4 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 2.5 A – 4 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 80 A – 93 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 80 A – 93 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 4 A – 6 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 4 A – 6 A
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 48 A – 65 A
Dayton
DAYTON Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 48 A – 65 A