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X-400 Thermal Hub

X-400 Thermal Hub
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The X-400 Thermal Hub boasts 64 square feet of fishable area but packs down small for easy transport. This 4-sided portable hub house has plenty of room for heaters, chairs, equipment, and other people! Anglers will also enjoy the unique X-series design and the black roof to attract sun and retain heat inside the shelter. As part of the “X-Series” of Clam hub fishing shelters, the X-400 Thermal has durable hubs and poles that make this an excellent shelter for the entire family, casual ice anglers, or hardcore anglers. Fish longer and more comfortably with the convenience and durability of an X-400 Thermal Hub Shelter by Clam Outdoors!



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WARNING: Cancer and Reproductive Harm


  • Super-tough 900 total denier fabric
  • Black interior
  • 90 grams of insulation per square meter
  • Full Thermal Trap Technology retains heat & reduces condensation
  • Super-duty, flex tested poles (11mm)
  • Oversized skirt for ample snow banking
  • Oversized carry bag and cinch strap for easy repacking
  • Triple layer corner pockets
  • Lab tested hub assemblies – largest in the industry
  • Convenient ice anchor straps and strap pockets for windy conditions (4 total)
  • 30% more interior space versus competitive model
  • Interior hook and loop strip for attaching removable ice shelter floor (sold as an accessory)
Product Video

Product Video



  • Four sided hub 
  • Packs down easy and is light
  • 64 Sq ft of fishable area and lots of headroom
  • Super durable fabric, poles and hubs for extreme conditions
  • Designed for use with our heavy-duty X-400 removable floor! (sold seperately)
  • 3 year warranty!


  • Setup Size: 8’ x 8’
  • Center Height: 82”
  • Pack Size: L 64” x W 12” x H 12”
  • Product Weight: 47 pounds
  • Fishable Area: 64 square feet
  • Fits 3-4 anglers comfortably
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