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Dayton D-Curve 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breaker - D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
DaytonD-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Dayton D-Curve 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breaker

The DAYTON IEC Miniature Circuit Breaker (SKU 3G-OTH-22001) is a 20 A, D-Curve, 1-pole UL489 DIN rail-mount circuit breaker. It is rated for 277V AC with a maximum AIR rating of 10kA at 277V AC and 48V DC, featuring…

SKU 3G-OTH-22001

Brand
Dayton
Item
D-Curve 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breaker
Category
D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dayton
Type
10kA at 277V AC, Lug, NDB2T-63 D20/1 L
DC
48V
Max. AIR Rating
10kA at 277V AC
AC Voltage Rating
277V AC
DC Voltage Rating
48V DC
Terminal Connection
Lug

Technical Documents

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

Product Description

The DAYTON IEC Miniature Circuit Breaker (SKU 3G-OTH-22001) is a 20 A, D-Curve, 1-pole UL489 DIN rail-mount circuit breaker. It is rated for 277V AC with a maximum AIR rating of 10kA at 277V AC and 48V DC, featuring lug terminal connections.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DAYTON IEC Miniature Circuit Breaker used for?

The DAYTON IEC Miniature Circuit Breaker protects branch circuits and equipment from overloads and short circuits in industrial control panels, HVAC systems, and machinery. Its D-curve trip characteristic suits high-inrush loads like motors and transformers. 3G Electric supplies this breaker across 14 industrial departments worldwide.

What are the specifications of the DAYTON circuit breaker?

The DAYTON is a 20 A, 1-pole, D-curve miniature circuit breaker rated 277V AC and 48V DC. It has a maximum AIR rating of 10 kA at 277V AC and uses lug terminal connections. It is UL489 listed for DIN-rail mounting. 3G Electric sources this genuine DAYTON part for global delivery.

Where to buy the DAYTON circuit breaker worldwide?

3G Electric supplies the DAYTON miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine DAYTON part.

How to install a DAYTON IEC miniature circuit breaker on a DIN rail?

To install the DAYTON , snap the breaker onto a standard 35 mm DIN rail until it locks. Ensure the D-curve rating matches your load's inrush current. Connect line and load wires to the lug terminals per local codes. 3G Electric provides technical support for proper selection and installation.

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
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Dayton Products

3G Electric supplies Dayton d-curve, 1-pole ul489 din rail-mount miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This 1-pole miniature circuit breaker from the NDB2T-63 series features a B-curve trip characteristic for 10 A protection. Rated 277V AC and 48V DC with a maximum interrupting rating of 10kA at 277V AC, it uses lug terminals. Suitable for DIN rail mounting in distribution panels and lighting systems
Dayton
This 1-pole miniature circuit breaker from the NDB2T-63 series features a B-curve trip characteristic for 10 A protection. Rated 277V AC and 48V DC with a maximum interrupting rating of 10kA at 277V AC, it uses lug terminals. Suitable for DIN rail mounting in distribution panels and lighting systems
This 20 A, 3-pole miniature circuit breaker features a D-Curve trip characteristic for overcurrent protection in circuits with high inrush currents, such as motor and transformer loads. It is UL489 listed, DIN rail-mountable, and has a maximum AIR rating of 10kA at 480V AC. Terminal connection is via lug terminals
Dayton
This 20 A, 3-pole miniature circuit breaker features a D-Curve trip characteristic for overcurrent protection in circuits with high inrush currents, such as motor and transformer loads. It is UL489 listed, DIN rail-mountable, and has a maximum AIR rating of 10kA at 480V AC. Terminal connection is via lug terminals
This 1-pole miniature circuit breaker from the NDB2T-63 series features a C-curve trip characteristic and is UL489 listed. Rated 10 A at 277V AC and 48V DC with a maximum interrupting rating of 10 kA at 277V AC. Terminals are lug type for secure wiring. Suitable for overcurrent protection in branch circuits, lighting circuits, and industrial control panels mounted on DIN rail
Dayton
This 1-pole miniature circuit breaker from the NDB2T-63 series features a C-curve trip characteristic and is UL489 listed. Rated 10 A at 277V AC and 48V DC with a maximum interrupting rating of 10 kA at 277V AC. Terminals are lug type for secure wiring. Suitable for overcurrent protection in branch circuits, lighting circuits, and industrial control panels mounted on DIN rail
This 2-pole miniature circuit breaker is UL489 listed for branch circuit protection. Rated 20 A with a C-curve trip characteristic, it handles moderate inrush loads common in motor and transformer applications. Suitable for AC systems up to 480V and DC systems up to 96V, with a maximum interrupting rating of 10kA at 480V AC. Lug-type terminals facilitate wiring in industrial control panels and machinery
Dayton
This 2-pole miniature circuit breaker is UL489 listed for branch circuit protection. Rated 20 A with a C-curve trip characteristic, it handles moderate inrush loads common in motor and transformer applications. Suitable for AC systems up to 480V and DC systems up to 96V, with a maximum interrupting rating of 10kA at 480V AC. Lug-type terminals facilitate wiring in industrial control panels and machinery
This 3-pole miniature circuit breaker features a D-curve trip characteristic for overcurrent protection in circuits with high inrush loads such as motors and transformers. Rated 10 A with a maximum interrupting rating of 10 kA at 480 V AC, it is UL489 listed for DIN rail mounting. Terminal connections are lug type; not rated for DC voltage
Dayton
This 3-pole miniature circuit breaker features a D-curve trip characteristic for overcurrent protection in circuits with high inrush loads such as motors and transformers. Rated 10 A with a maximum interrupting rating of 10 kA at 480 V AC, it is UL489 listed for DIN rail mounting. Terminal connections are lug type; not rated for DC voltage
This 1-pole miniature circuit breaker is UL489 listed for DIN rail mounting. It features a C-curve trip characteristic for moderate inrush loads and a lug terminal connection. Rated 2A, 277V AC with a maximum interrupting rating of 10kA at 277V AC, and 48V DC. Suitable for overcurrent protection in branch circuits, lighting, and control panels
Dayton
This 1-pole miniature circuit breaker is UL489 listed for DIN rail mounting. It features a C-curve trip characteristic for moderate inrush loads and a lug terminal connection. Rated 2A, 277V AC with a maximum interrupting rating of 10kA at 277V AC, and 48V DC. Suitable for overcurrent protection in branch circuits, lighting, and control panels

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This 25 A, D-Curve, 1-pole miniature circuit breaker is UL489 listed for overcurrent protection. Rated 120V AC (10kA AIR) and 60V DC, it features lug terminal connections and mounts on a DIN rail. Suitable for branch circuits and equipment with high inrush currents in industrial control panels, HVAC equipment, and machinery
Dayton
This 25 A, D-Curve, 1-pole miniature circuit breaker is UL489 listed for overcurrent protection. Rated 120V AC (10kA AIR) and 60V DC, it features lug terminal connections and mounts on a DIN rail. Suitable for branch circuits and equipment with high inrush currents in industrial control panels, HVAC equipment, and machinery