Genuine Herman Miller OEM Up/Down Hand Switch for electric sit-to-stand desks. This is a new, unused proprietary control switch removed from surplus inventory and still sealed in the original manufacturer packaging.

Part Details:

• Manufacturer: Herman Miller

• Part Number: 1B9HDH

• Supplier PN: 10128

• Function: Up/Down height adjustment control

• Connector: 8-pin round DIN-style plug

• Color: Gray

• Configuration: Two-button (Up / Down)

Compatibility (buyer responsible to verify):

• Herman Miller Motia

• Renew

• Nevi / Nevi Link

• Other Herman Miller electric height-adjustable desks using the 8-pin handset connection