Angled view of the red and black Simpson SIG22PK Inverter Generator Parallel Kit, showing the weatherproof panel with the 30A circuit breaker switch and two AC 120V/30A outlets.
Frontal close-up of the Simpson Parallel Box control panel, clearly showing the two 120V/30A outlets (one twist-lock, one RV style), the 30A breaker toggle, and the LED display for wattage levels.
Angled view of the Simpson Parallel Box showing the front panel and the multiple exposed power leads and grounding wires that connect the unit to two compatible inverter generators.
Informational graphic for the SIG22PK Parallel Box Accessory, showing the unit with the connection wires, two compatible inverter generators below it, and a detailed close-up diagram of the box's outlets and breaker switch.
Generator Wattage Guide table providing estimated running and starting wattage needs for common home, recreational, and work site devices. This helps users calculate their required generator power.
Angled view of the red and black Simpson SIG22PK Inverter Generator Parallel Kit, showing the weatherproof panel with the 30A circuit breaker switch and two AC 120V/30A outlets.
Frontal close-up of the Simpson Parallel Box control panel, clearly showing the two 120V/30A outlets (one twist-lock, one RV style), the 30A breaker toggle, and the LED display for wattage levels.
Angled view of the Simpson Parallel Box showing the front panel and the multiple exposed power leads and grounding wires that connect the unit to two compatible inverter generators.
Informational graphic for the SIG22PK Parallel Box Accessory, showing the unit with the connection wires, two compatible inverter generators below it, and a detailed close-up diagram of the box's outlets and breaker switch.
Generator Wattage Guide table providing estimated running and starting wattage needs for common home, recreational, and work site devices. This helps users calculate their required generator power.
SIMPSON

Simpson SIG22PK Parallel Box for Inverter Generators Doubles Power Output up to 6600 Running Watts 30A Breaker Weatherproof Outlets

Only 2 left
SKU: SIG22PK
$99.00
Description

Instantly Double Your Power: Seamlessly Link Two Simpson Inverter Generators for Maximum Output and Versatility

The Simpson SIG22PK Parallel Box is the essential component for instantly boosting your power on the jobsite, at home, or during a tailgate. This compact, rugged accessory allows you to combine the output of two compatible Simpson inverter generators (such as the SIG2218/SIG3632E, sold separately) to nearly double your total running wattage, ensuring you have enough clean, stable power for larger RVs, multiple power tools, or essential home appliances. The durable design includes crucial safety features like a 30A breaker switch and IP44 weatherproof outlets, making it reliable for use in any environment. Take control of your power needs and experience the flexibility of combined inverter technology.

Key Features

  • Instant Power Doubling: Designed to link two compatible inverter generators, achieving up to 6,600 total running watts (when paired with SIG3632E models).
  • Enhanced Safety: Includes an integrated 30A circuit breaker to prevent system overload and protect connected equipment.
  • High-Volume Power Output: Features two (2) IP44 weatherproof outlets to reliably power critical loads.
  • Status Indicators: Built-in LED lights provide a visual display of the current wattage power level.
  • Wide Compatibility: Works with Simpson inverters that feature the PGMA G300-2018 Standard Parallel Link outlet.
  • EPA/CARB Compliant: The entire unit is certified for use in all 50 states.

What's Included

  • 1 x Simpson SIG22PK Parallel Box
  • 2 x Grounding Wires

Specifications

Specification Detail
Manufacturer Model SIG22PK
Running Watts Max (Combined) 3300 W (Min.) - 6600 W (Max.)
Number of Outlets 2
Outlet Type IP44 Weatherproof
Circuit Protection 30A Breaker Switch
LED Feature Displays Wattage Power Level
Compliance 50 State EPA/CARB Compliant
Series Name Generator (Inverter)
Compatibility Simpson Inverter Generators Only
Use Environment Outdoor/Jobsite
UPC 879399003714
Run Time Indicator LED Lights Show Wattage

You've got the parallel box to boost your power, now make sure your primary power source is ready for the long haul. To keep your inverter running at peak performance and ensure a long life for that Honda engine, we strongly recommend picking up a Simpson Generator Maintenance Kit with the correct oil and air filters.