/
/
Parts town. Get real parts faster

Shopping Cart

Skip to NavigationSkip to Content
Loading...
Loading...
CAD
Multi-SKU Order
LoginRegister
Parts town. Get real parts faster

Find Equipment Manuals

Loading...
Loading...
  1. Home
  2. /
  3. Wunder-Bar
  4. /
  5. M4 12B
Parts Town Logo

1-Hour Pickup Available

Model: M4 12B

Manuals Available: 3

Installation & Operation Manual

View Manual

Parts Manual

View Manual

Interactive Diagram

View Wunder-Bar M4 12B Interactive Diagram

get special offers & news from parts town

800.239.5152
Loading...
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal
© 2026 Parts Town. All rights reserved.
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal

Stock Up on Real OEM HVAC Parts for the Summer Season! SHOP NOW

Call: 800.239.5152
Hvac Parts
TECHTOWN
Track My Order

Happy Labour Day! We’ll be closed on Monday, September 7th to enjoy a quick labour-free day. We’ll be back on Tuesday the 8th, ready to work.

Help Desk

  • Contact Us
  • Shipping
  • Taxes And Fees
  • Returns
  • FAQ

Inside Parts Town

  • About Us
  • Careers
  • Our Difference
  • Resource Center
  • Parts Town Blog
  • techtown
  • International

Technology and Innovations

  • Parts Town App
  • Serial Number Lookup
  • Smart Manuals
  • Website Features
  • Terms of Use
  • Privacy Policy
  • Privacy Request

Wunder-Bar M4 12B O-Rings

Manufacturer:

Model #:

Wunder-Bar

M4 12B

Post-Mix Dispensers

Post-Mix Dispensers

Wunder-Bar logo
Find Authorized ServiceBuy New Equipment
Part Category
O-RingsO-RingsO-Rings
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW
Part Category
O-RingsO-RingsO-Rings
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Wunder-Bar RSD-SV-560 O-Ring, 221/75, Viton, FDA, Brown

Wunder-Bar
  • Mfr Part # RSD-SV-560
  • Parts Town # WUBRRSD-SV-560
  • Quantity569

In Stock

Wunder-Bar RSD-SV-523 O-Ring, 125/70

Wunder-Bar
  • Mfr Part # RSD-SV-523
  • Parts Town # WUBRRSD-SV-523
  • Quantity365

In Stock

Wunder-Bar 0111-287 Vat Seal and Strainer, Extended w/ O-Rings, M4 12B, RTM

Wunder-Bar
  • Mfr Part # 0111-287
  • Parts Town # WUBR0111-287
  • Quantity11

In Stock

Wunder-Bar RSD-DS-101 O-Ring, Nozzle

Wunder-Bar
  • Mfr Part # RSD-DS-101
  • Parts Town # WUBRRSD-DS-101
  • Quantity23

In Stock

Wunder-Bar PH14-30-E O-Ring, Diffuser, M4 12B

Wunder-Bar
  • Mfr Part # PH14-30-E
  • Parts Town # WUBRPH14-30-E
  • Quantity19

In Stock

Wunder-Bar PH10-21 Stem Spring, M4 12B

Wunder-Bar
  • Mfr Part # PH10-21
  • Parts Town # WUBRPH10-21
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Wunder-Bar 0111-270-1 VAT OUTLET STRAINER WITH O-RING

Wunder-Bar
  • Mfr Part # 0111-270-1
  • Parts Town # WUBR0111-270-1
  • Quantity0

Obsolete, no longer available

Wunder-Bar PH-14-30-E O-RING

Wunder-Bar
  • Mfr Part # PH-14-30-E
  • Parts Town # WUBRPH-14-30-E
  • Quantity0

Obsolete, no longer available

Wunder-Bar PM10-14 O Ring, 0.4 x 3.05 x 16

Wunder-Bar
  • Mfr Part # PM10-14
  • Parts Town # WUBRPM10-14
  • Quantity0

Obsolete, no longer available

Wunder-Bar PM10-6 O Ring

Wunder-Bar
  • Mfr Part # PM10-6
  • Parts Town # WUBRPM10-6
  • Quantity0

Obsolete, no longer available