Important Lead Time Notice
All Wire Condos are custom manufactured to your specifications by our small family business in Central Pennsylvania. Every order goes into production in the sequence received. Expect a minimum of 2 week for production, assembly, and shipping. During peak spring bonsai season, lead times have historically reached 6+ weeks. If timing matters, please contact us for a current estimate before placing your order.

The U1K Wire Condo

The U1K Wire Condo professional-grade, heavy-duty modular bonsai wire caddy — the flagship choice for serious bonsai enthusiasts who demand reliable, tangle-free organization for 100g -1kg aluminum bonsai wire rolls and select copper wire.

Featuring our signature quick-swap spool system with expandable pressure cores, the U1K lets you reload or swap individual spools in seconds —without unloading the rest of the caddy. We’ve analyzed hundreds of orders and now offer the most popular configuration, pre-configured to make choosing easy.

Why Bonsai Growers Love the U1K

• Fast, frustration-free quick-swap spools — Twist apart by hand, reload, and snap back in. No need to disassemble the whole unit.
• Expandable pressure cores — Compress to slide on the roll, then expand outward to perfectly center and secure the wire, preventing dragging or tangling.
• Heavy-duty & versatile — Built tough with a sturdy handle, quick-swap spool retainers, rubber feet, and optional countertop mounting.
• Grows with your collection — Start with the standard 6-spool double base and add modules or extra spools as needed. Budget-friendly with pre-loaded spare spools available separately.
• Replaceable parts for years of reliable use.

Key Features

• Standard double-base configuration holds six 100g–1kg spools (two 3-slot modules)
• Fits most aluminum rolls up to 2 1/4" wide and select copper wires (Adams/McKinney and Black Magic Bonsai Wire)
• Wire Selection Wheels for instant size identification: Aluminum 1 mm – 5.5 mm and Copper 20, 18, 16, 14, 12, 10
• Multiple expandable core sizes available
• Replaceable wire nozzles
• Heavy-duty carry handle
• Quick-swap spool retainers (New Item, Super Useful)
  
• Dual Front Drawer can hold up to 8" tools.
• Sturdy rubber feet protect your surfaces
• Optional countertop mounting (hardware not included)
• All parts are replaceable
  

How It Works 

Each quick-swap spool twists apart by hand. Compress the pressure core, slide on your wire roll (100g to 1kg), and release — the core expands to center and grip it securely. Load the spools so the wire comes from the back, over the top of the spool, through the rear of the replaceable nozzle, and out the front for smooth, tangle-free dispensing.

Expandable Spool Core Sizes

We suggest a core that your size wire core hole, falls in the middle of. (example: 4" would use small core, 5" would use medium core).  Medium is Standard(if different size required, requests in notes at checkout)

• XSmall: 3" – 3.75"
• Small: 3.5" – 5"
• Medium (standard): 4" – 5.75"
• Large: 5" – 6.5"
• XLarge: 5" – 7"

Width Compatibility 

Standard U1K spools (1 kilo spools) have a maximum width of 2 1/4".

For wider 1kg rolls (such as Stone Lantern kilos), we recommend the U1K-XL model wire caddy, which handles up to 2 5/8" wide wire rolls. Our B1K-XL also can handle 2 5/8" XL rolls.

Loading & Assembly Notes

The standard double base ships fully assembled. Larger custom configurations require simple bolting ( 3/32" hex bit with 9"+ extension). All spools and handles are black unless otherwise noted.

Additional modules and custom configurations are available — just contact us!

Package Includes:
(1) Assembled two module wire condo
(6) 1 kilo size quick swap spools with standard size expandable cores
(2) Front drawers (installed)
(1) Handle (installed)
(2) Quick swap spool retainers (New Addition)