A-dec Inc
Air high-speed dental handpiece in dental operatory

A-dec|W&H Air High-Speed Handpieces. When Power and Vision Matter Most.

A-dec|W&H air high-speed handpieces offer comfort and optimal vision. Get outstanding power and balance. Refined small heads and unique placement of the LED illumination result in exceptional visibility.

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Synea 500 air high-speed dental handpiece

Synea 500 Air High-Speed Handpieces: A More Powerful Experience

Meet the new high-speed standard. Get unparalleled performance with outstanding power, control, and balance. Plus, get shadow-free illumination with 5 LED+ lights surrounding the bur.

  • Mini head allows exceptional access and view (TK-97L)
  • Lightest dental handpiece system in the industry with our best swivel for reduced hand and wrist fatigue
  • Patented Ring LED+ lighting around the bur creates bright, shadow-free illumination
  • Debris clearing 5-port spray provides unprecedented visibility

Try the Synea 500 air high-speed handpiece (TK-97L) with a free 5-day trial (U.S. only).

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Additional handpieces are available. See Synea 500 Air High-Speed Series for details.

Synea 500 air high-speed handpieces require an RQ-24 Roto-Quick coupler.

RQ-24 Roto-Quick coupler

Model TK-94L TK-97L TK-98L TK-100L
Head Type micro mini standard torque
Power (watts) 14W 21W 24W 26W
Light LED+ Ring LED+ Ring LED+ Ring LED+
Spray Ports 5 5 5 5
Head diameter (mm) 9.0 10.0 11.5 13.0
Head height (mm) 10.2 13.1 14.6 14.6
Head height (w 19 mm bur) 17.2 (16 mm bur) 21.1 21.4 21.4
Weight (grams) 39 38 40 40
Noise level (dB) 57 57 57 57
Coupler RQ-24 RQ-24 RQ-24 RQ-24
Tubing 6-pin 6-pin 6-pin 6-pin
Synea 400 air high-speed dental handpiece

Synea 400 Air High-Speed Handpieces: Proven and Sophisticated

High performing technology reduces hand fatigue and improves visibility. Lots of choices, one result: precision with comfort.

  • Mini head design improves access and visibility (TG-97L)
  • Standard head offers extra cutting power (TG-98L)
  • Lightest handpiece system in the industry to reduce hand and wrist fatigue
  • LED+ illuminates the entire arch with daylight quality light
  • 4 spray ports provide effective cooling and a clear view.

Try the Synea 400 air high-speed handpiece (TG-97L) with a free 5-day trial (U.S. only).

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Additional handpieces are available. See Synea 400 Air High-Speed Series for details.


Synea 400 air high-speed handpieces require an RQ-24 Roto-Quick coupler.

RQ-24 Roto-Quick coupler

Model TG-97L TG-98L TG-97LW TG-98LW TG-97LM TG-98LM TG-97LN TG-98LN TG-97 TG-98
Head Type mini standard mini standard mini standard mini standard mini standard
Power (watts) 18W 21W 18W 21W 18W 21W 18W 21W 18W 21W
Light LED+ LED+ halogen halogen standard LED standard LED standard LED standard LED no light no light
Spray Ports 4 4 4 4 4 4 4 4 4 4
Head diameter (mm) 10.0 11.5 10.0 11.5 10.0 11.5 10.0 11.5 10.0 11.5
Head height (mm) 13.1 14.6 13.1 14.6 13.1 14.6 13.1 14.6 13.1 14.6
Head height (w 19 mm bur) 21.1 21.4 21.1 21.4 21.1 21.4 21.1 21.4 21.1 21.4
Weight (grams) 40 40 60 61 68 70 50 52 43 44
Noise level (dB) 59 59 59 59 59 59 59 59 59 59
Coupler RQ-24 RQ-24 RA-24/25 RA-24/25 KaVo MULTIflex KaVo MULTIflex NSK PTL NSK PTL RQ-04 RQ-04
Tubing 6-pin 6-pin 6-pin/5-hole 6-pin/5-hole 6-pin/5-hole 6-pin/5-hole 6-pin/5-hole 6-pin/5-hole 4-hole 4-hole
Alegra 300 air high-speed dental handpiece

Alegra 300 Air High-Speed Handpieces: Simple, Adaptable, Affordable

Get LED light on your handpiece without a service call to upgrade your delivery system. Just attach and go. Our whole new approach to air technology works on any delivery system with 4-hole tubing.

  • Unique self-generated LED+ coupler fits any type of dental handpiece tubing including non-lighted—just attach and go
  • Mini head design improves access and visibility (TE-97LQ)
  • Standard head offers extra cutting power (TE-98LQ)
  • 3 spray ports provide effective cooling and a clear view
  • Lightweight handpiece design reduces hand and wrist fatigue

Try the Alegra 300 air high-speed handpiece (TE-97LQ) with a free 5-day trial (U.S. only).

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Additional handpieces are available. See Alegra 300 Air High-Speed Series for details.


Alegra 300 air high-speed handpieces require an RQ-54 Roto-Quick coupler.

RQ-54 Roto-Quick coupler

Model TE-97LQ TE-98LQ
Head Type mini standard
Power (watts) 16W 18W
Light self-generated LED+ self-generated LED+
Spray Ports 3 3
Head diameter (mm) 10.4 12.2
Head height(mm) 13.2 15.0
Head height (w 19 mm bur) 21.4 21.8
Weight (grams) 46 48
Noise level (dB) 62 62
Coupler RQ-54 RQ-54
Tubing 4-hole 4-hole

Can I try an A-dec|W&H handpiece?
Yes! You can try A-dec|W&H high-performance dental handpieces at no charge. Visit A-dec Dental Handpiece Try & Buy to get started.

Are A-dec|W&H air high-speed handpieces compatible with my existing coupler or tubing system?
Use the A-dec|W&H Dental Handpiece Overview Guide to determine the compatibility of A-dec|W&H handpieces.

How can I repair my A-dec|W&H handpieces?
A-dec offers factory-authorized repair from technicians specifically trained to service your A-dec|W&H handpieces. Get details on A-dec Authorized Handpiece Repair Center services and pricing.

What is the price of an A-dec|W&H air high-speed dental handpiece?
You can choose from different price points with different performance. Ask your local A-dec dealer about quantity pricing or bundled pricing when purchased with an A-dec delivery system.

How do I compare A-dec|W&H dental handpieces and motors?
Visit the A-dec|W&H Handpiece Advisor to compare handpiece models and find detailed product information.

Handpiece Try & Buy

Handpiece Try & Buy

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Handpiece Advisor

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