Siemon White Spool with Captive (#10) Wood Screw S20B
Keep every jumper in its place.
A white plastic screw-down spool that guides and holds cable or jumper wires for cross connect wiring management. Sold in a pack of 5 for Siemon 19 or 23 inch relay racks.

Loose jumper wires turn a rack into a tangle.
Cross connect wiring needs to stay organized so changes and modifications stay easy. A spool gives each run a defined path and a place to rest.
Simple hardware for tidy racks
The S20B is a screw-down spool built to guide and retain wire in telecom and structured cabling setups.
Screw-down mounting
A captive (#10) wood screw fastens the spool in place as a screw down wire spool.

Spools per pack
Each package contains 5 white plastic spools.
Made for cross connects
Designed for cross connect wiring management.
Rim keeps cable in place
The spool's rim holds cabling in place to allow easy access for changes or modifications.
High-impact plastic
Plastic construction in white, supplied as a pack of 5.
Everything you need to know.
| Brand | Siemon |
| Model | S20B |
| Color | White |
| Material | Plastic |
| Packaged Quantity | 5 |
| Compatibility | Siemon Standard 19 or 23 inch Relay Rack |
| Product Type | Cable Tying |
| Screw | Captive (#10) wood screw |
| Shipping Weight | 0.02 lb |
Siemon White Spool with Captive (#10) Wood Screw S20B
The Siemon S20B is a white spool with captive (#10) wood screw from Siemon. It is built for installers, integrators and facility teams who need dependable cable management accessory hardware.
At a glance, the S20B offers the following: packaged quantity 5; material Plastic; color White; compatibility Siemon Standard 19 or 23 inch Relay Rack.
Key Features
- Screw down wire spool
- For cross connect wiring management
Specifications
- Brand: Siemon
- Model: S20B
- Packaged Quantity: 5
- Product Type: Cable Tying
- Material: Plastic
- Color: White
- Compatibility: Siemon Standard 19 or 23 inch Relay Rack
- Shipping weight: 0.02 lb
Typical Uses
- Telecom and structured cabling installations
- Equipment rooms and work areas
Please confirm that the S20B matches your system, voltage, mounting and finish requirements before ordering. Contact us with the model of your existing equipment if you need help checking compatibility.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

Siemon S20B, ready to order.
- Color: White
- Material: Plastic
- Packaged Quantity: 5
- Compatibility: Siemon Standard 19 or 23 inch Relay Rack
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