4 Handpiece Control Block (A-dec 541)

Replacement handpiece control block for use on an A-dec 541 delivery systems in order to control air/water of 4 handpieces.

Product Details:

• Version 2 (4 position) design
• Fits delivery units with 4 positions (Model 541)
• Made of brass.
• OEM #38-1972-00

Kit Includes:

• Control block
• 23 clamps
• 6 inline barbs
• 6.5" long 1/16" ID x 1/8" OD
• Flow adjustment knob
• Air coolant stem
• 3 Water cartridge assemblies
• 3 Water cartridge assemblies dry
• 4 Flat stem cartridges
• 4 Drive air stems
• Diaphragm
• Barb retainer
• 1/16" Restrictor barb for 1/16" ID x 1/8" OD tubing
• 1/8" Barb for 1/8" ID tubing
• (14) 1/16" Barbs for 1/16" ID tubing
• 3/16" Barb for 3/16" ID x 5/16" OD tubing
• Hex plug
• Barb tubing plug
• 9 Socket head cap screws
• 19 Flat washers

Manufacturer Installation Instructions (link)

SHIPPING: 4 Handpiece Control Block for A-dec 541 ships directly from the manufacturer. Please allow 7-10 business days for delivery. If returned, 15% restocking fee will apply.

In a dental operatory where annual service happens multiple times a day, the 4 Handpiece Control Block (A-dec 541) is the kind of product that disappears into the workflow — it just works. The brass build handles repeated autoclave cycling without dimensional change, and product details: version 2 (4 position) design fits delivery units with 4 positions (model 541) made of brass. Within the a-dec category, this product competes on specifications and exact-fit reliability rather than price alone.