Sequencers (33 items)
Key Features:
- Width (In.): 3 1/4 in
- Aux. Switch Off Time (Sec.): 1 to 110
- Resistive Amps @ 120V: 25 A
Key Features:
- Aux. Switch Off Time (Sec.): 1 to 30
- Height (In.): 1 7/8 in
- Main Switch Off Time (Sec.): 1 to 30
Key Features:
- Locked Rotor Amps @ 120V: 72 A
- Depth (In.): 2 in
- Number of Timings: 1
Key Features:
- On Time (Seconds): 40 to 110
- Off Time (Seconds): 1 to 20
- Main Switch On Time (Sec.): 1 to 20
Key Features:
- Aux. Switch On Time (Sec.): 30 to 90
- Main Switch Off Time (Sec.): 1 to 30
- Includes: Double Quick Connect Terminals for Combination Load
Key Features:
- Resistive Amps @ 120V: 25 A
- Width (In.): 3 13/64 in
- Main Switch Off Time (Sec.): 1 to 110
Key Features:
- Off Time (Seconds): 1 to 20
- Aux. Switch On Time (Sec.): 4 to 110
- Pilot Duty 120/480V (VA): 125 VA
Key Features:
- Item: Electric Sequencer
- Main Switch Off Time (Sec.): 1 to 110
- Includes: Double Quick Connect Terminals for Combination Load
Key Features:
- Control Volts: 24 V
- Width (In.): 3 1/4 in
- Full Load Amps @ 240VAC: 7 A
Key Features:
- Main Switch On Time (Sec.): 1 to 25
- Resistive Amps @ 240V: 30 A
- On Time (Seconds): 65 to 115
Key Features:
- Package Quantity: 1
Key Features:
- Item: Heat Sequencer,1-60 On,75-95 Off
- Package Quantity: 1
Key Features:
- Item: Electric Sequencer
- Package Quantity: 1
Key Features:
- Item: Heat Sequencer (Upper),Le87J71
- Package Quantity: 1
Key Features:
- Item: Sequencer(Lower Seq) Relay,Le22J53
- Package Quantity: 1
Key Features:
- Item: Heat Sequencer,Le13W22
- Package Quantity: 1
Key Features:
- Package Quantity: 1
Key Features:
- Package Quantity: 1
Key Features:
- Package Quantity: 1
Key Features:
- Package Quantity: 1
About Sequencers
A sequencer is an electrical device that is used to control the sequence of operations in a heating, ventilation, and air conditioning (HVAC) system. It allows for precise control over the timing and order of activities within the HVAC system so that it can run efficiently.
Types of Sequencers
Sequencers come in various forms depending on the needs of the HVAC system. For example, some sequencers are designed to control multiple motors simultaneously while others are designed to monitor temperature readings or limit values. Additionally, some sequencers are powered by batteries while others are powered by electricity.
How Sequencers Are Made
Sequencers typically consist of a circuit board with relays and switches connected to it. Depending on the type and complexity of the sequencer, additional components such as timers, sensors, transistors, resistors and capacitors may also be incorporated into its design.
Industries That Use Sequencers
Sequencers are widely used across various industries including manufacturing plants, power plants, oil refineries and chemical plants. Professionals who work in these industries use sequencers to ensure efficient operation of their HVAC systems.
Find the Sequencers You Need at Zoro
Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of sequencers along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.