Coates Heater
Coates K1 3-Pole Sequencer | 21005509
Coates K1 3-Pole Sequencer | 21005509
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In-stock orders usually leave in 1 to 2 business days, and faster delivery options appear at checkout.


Sequencer, part 21005509
Coates K1 3-Pole Sequencer.
Get your heater or control back to work with the right sequencer. Match the ratings and part number before you order. Questions? Call 631-678-6506.
Not in stock right now, call 631-678-6506 to reserve.
How to choose and fit the K1 3-Pole Sequencer
Switch off and lock out power at the breaker, then read the markings on your existing sequencer.
Compare them with this listing: K1, 3 pole, part number 21005509.
Install it following your equipment instructions. Have a qualified electrician handle any electrical work and follow your local code. Call 631-678-6506 if your markings differ.
Works on
K1 3-Pole Sequencer questions and answers
What is part number 21005509?
It is the Coates K1 3-Pole Sequencer.
Can I install it myself?
Electrical parts should be installed by a qualified electrician who follows your equipment instructions and local code. Turn off power first.
Is it in stock?
Not in stock right now, call 631-678-6506 to reserve.
Is this the right one for me?
Confirm the part number and size against your current part, or call 631-678-6506 and we will help you check before you order.
