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Supco Q105 Electric Sequencer - Sequencers
SupcoSequencers

Supco Q105 Electric Sequencer

The SUPCO Q105 is an electric sequencer with 2 timings and 3 switches, operating at 24V AC. It is rated at 14 A at 120V and 7 A at 240V.

SKU 3G-OTH-67500

Also listed as: Q 105 · Q-105

Brand
Supco
Item
Q105 Electric Sequencer
Category
Sequencers
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Technical Specifications

Supco
Manufacturer Part Number
Q105
Voltage
24V AC

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

Product Description

The SUPCO Q105 is an electric sequencer with 2 timings and 3 switches, operating at 24V AC. It is rated at 14 A at 120V and 7 A at 240V.

Frequently Asked Questions

What is the SUPCO Q105 electric sequencer used for?

The SUPCO Q105 electric sequencer is used in HVAC systems to stage electric heating elements or other loads in a timed sequence. It ensures that multiple switches close or open at controlled intervals, preventing power surges and managing load distribution in commercial and industrial heating equipment.

What are the specifications of the SUPCO Q105 sequencer?

The SUPCO Q105 is a 24V AC electric sequencer with 2 timings and 3 switches. It is rated at 14 A at 120V and 7 A at 240V. The manufacturer part number is Q105, and it is produced by SUPCO. These specs make it suitable for staged load control in HVAC applications.

Where to buy the SUPCO Q105 sequencer worldwide?

You can source the SUPCO Q105 sequencer 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 this SUPCO part.

How to install the SUPCO Q105 electric sequencer?

To install the SUPCO Q105, first disconnect power. Mount the sequencer securely, then connect the 24V AC control voltage to the coil terminals. Wire the load circuits to the switch terminals per the wiring diagram. Ensure all connections are tight and rated for the voltage and current. Test the timing sequence before restoring full power.

Used in

Common applications for Supco
Commercial refrigeration display cases — Supco RO82 relay and CSS-25U starter for compressor motor control without run capacitors
Medium-load HVAC systems — Supco SPP 6/SPP 8 hard-start devices to reduce compressor inrush current and extend motor lifespan
Cold-chain pharmaceutical and food storage — SL300TH temperature–humidity data logger for continuous monitoring and regulatory documentation
Refrigerant service operations — Piercing valves and perforator cocks in 1/2" and 5/8" sizes for fast, non-invasive line access
Compressor thermal management — Universal Compressor Door for reducing shell temperature and improving efficiency in hot ambient conditions
Retrofit and field repairs — Supco controls with Quick Connect terminals for rapid installation in legacy refrigeration circuits

Supco Products

3G Electric supplies Supco sequencers. 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 electric sequencer operates at 24V AC and features 2 timings with 4 switches. It is rated for 10 A at 120V and 7 A at 240V. Used to control the order and timing of multiple electrical loads in HVAC and industrial equipment, it stages operation to prevent inrush current spikes
This electric sequencer operates at 24V AC and features 2 timings with 4 switches. It is rated for 10 A at 120V and 7 A at 240V. Used to control the order and timing of multiple electrical loads in HVAC and industrial equipment, it stages operation to prevent inrush current spikes
This sequencer operates on 24V AC and features 2 switches rated at 10 A @ 120V and 7 A @ 240V. The main-on timing is adjustable from 1 second to 20 seconds. It is used in HVAC and industrial control panels to stage loads such as heating elements or compressors, delaying switch activation to reduce inrush current
This sequencer operates on 24V AC and features 2 switches rated at 10 A @ 120V and 7 A @ 240V. The main-on timing is adjustable from 1 second to 20 seconds. It is used in HVAC and industrial control panels to stage loads such as heating elements or compressors, delaying switch activation to reduce inrush current
This electric sequencer provides three timing intervals and three switches for staged control of multiple electrical loads. It operates at 24V AC and is rated 10 A at 120V and 7 A at 240V. Used in HVAC and industrial control systems to sequence heating elements, motors, or other loads, preventing inrush current spikes
This electric sequencer provides three timing intervals and three switches for staged control of multiple electrical loads. It operates at 24V AC and is rated 10 A at 120V and 7 A at 240V. Used in HVAC and industrial control systems to sequence heating elements, motors, or other loads, preventing inrush current spikes
Sequencer operating at 24V AC with a single switch. Main on timing adjustable from 1 second to 25 seconds. Rated 10 A at 120V and 7 A at 240V. Used in HVAC, burner control, and process automation for timed sequencing of electrical loads
Sequencer operating at 24V AC with a single switch. Main on timing adjustable from 1 second to 25 seconds. Rated 10 A at 120V and 7 A at 240V. Used in HVAC, burner control, and process automation for timed sequencing of electrical loads
Electric sequencer for staging HVAC electric heating elements or other loads in a timed sequence. Operates on 24V AC with 2 timing intervals and 4 switches. Rated 14 A at 120V and 7 A at 240V
WHITE-RODGERS
Electric sequencer for staging HVAC electric heating elements or other loads in a timed sequence. Operates on 24V AC with 2 timing intervals and 4 switches. Rated 14 A at 120V and 7 A at 240V
This electric sequencer operates on 24V AC and features 1 switch with a main-on timing range of 1 to 20 seconds. It is rated 10 A at 120V and 7 A at 240V. Used in HVAC, burner control, and process automation to stage equipment start-up and prevent simultaneous inrush current
This electric sequencer operates on 24V AC and features 1 switch with a main-on timing range of 1 to 20 seconds. It is rated 10 A at 120V and 7 A at 240V. Used in HVAC, burner control, and process automation to stage equipment start-up and prevent simultaneous inrush current

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This 24V AC sequencer features two switches rated at 7A @ 240V. Main-on timing is adjustable from 10 to 30 seconds. Used in HVAC and refrigeration systems to stage electric heating elements or other loads in a timed sequence, preventing large inrush currents
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The Supco Q112 is a 3-switch sequencer for HVAC and refrigeration systems, operating at 24V AC with a 7A rating at 240V. It sequences multiple loads such as heating elements or compressors, with a main-on timing adjustable from 10 to 30 seconds to prevent electrical overload