42120405005
SKU: 74439378169

42120405005

Sale price$22500.00 Regular price$25000.00
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 5 - Jul 10

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

42120405005Pfannenberg 42120405005 PWW 4000 6000 Heat Exchanger PWW 4000 6000 Indoor Water to Water Passive Chiller 4 6 kW Cooling Capacity ? The smart passive cool system design of the closed loop circuit PWW units can be easily adapted to the existing water supply ? A properly sized thermal expansion tank will accommodate the additional volume of water created through expansion during the heating cycle ? A 3 way valve for primary water regulation means the

Pfannenberg 42120405005 PWW 4000-6000 Heat Exchanger PWW 4000-6000 Indoor Water-to-Water Passive Chiller - 4-6 kW Cooling Capacity ?The smart passive cool system design of the closed loop circuit PWW units can be easily adapted to the existing water supply ? A properly sized thermal expansion tank will accommodate the additional volume of water created through expansion during the heating cycle ?A 3-way valve for primary water regulation means the highest reliability, complete accuracy, wide temperature control range and programmable set-point ? Plate heat exchanger made of stainless steel to prevent corrosion and grant high performance?Multi stage pump for high flow rates even at high pressure resistance?Digital controller with clear error message an easily editable set point?Easy removable panels allow quick access to internal components and reduced service cost Rated Voltage: 230 1~ Cooling Capacity with Pump (BTU/HR): 20500 Cooling Capacity with Pump (kW): 6 Cooling Capacity with Pump (Ton): 1.8 Cover Material: Electrostatically Powder Coated Steel Color: RAL 7035 (Light Grey) Rated Frequency: 50/60 Control Voltage: 24V AC Refrigerant: N/A Medium: Water / Glycol – 80% / 20% Medium Temperature Range (Outlet): 55°F to 95°F (13°C to 35°C); Factory Setting 64°F (18°C) Dimensions: 23" x 20" x 32"

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 74439378169

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.8 ★★★★★
Based on 1929 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Amazon Customer
Dallas, US
★★★★★ 5
easy to access interior with many different pockets
Color: Desert
The back pack is awsome. It's soft, elegant and fits a lot of items...can be used in lieu of small carry on. I liked the openness of the interior area. The inside utility clear pouch was only 1 pouch, not 3 like the video. But I like it better with 1 pouch which leaves me options for larger items. The shoe pouch can be used for other items instead of shoes, if your interested.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026
B
Verified Purchase
Benjamin
Lake Worth, US
★★★★★ 5
Pretty good
Color: Grey
I took this with me on a recent trip and it handled everything from airport security to long walks with ease. The 30‑liter capacity is generous without feeling bulky — it fits under airline seats and in overhead bins effortlessly. What really stands out is the organization. There are thoughtful compartments for clothes, shoes, a water bottle, and even a separate space for toiletries or gym gear. The dedicated laptop sleeve fits my device securely, and the smaller pockets keep chargers, pens, and accessories neatly sorted so nothing gets lost. The padded straps and back panel make it comfortable for extended wear, and I didn’t feel any strain even when the bag was full. The material feels durable and water‑resistant, so I wasn’t worried when I got caught in light rain. The sleek design is versatile enough for travel, work, gym, or everyday use. Overall this backpack delivers excellent value and convenience. If you want a reliable, well‑organized bag for travel or daily life, this is definitely worth considering. I’ll be using mine for many trips to come!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 3, 2026
N
Verified Purchase
Nia Mack
Belleville, US
★★★★★ 5
Perfect Personal Item , travel Size Bagpack!
Color: Black, Color: Black
I’m so happy with this travel backpack!! Roomy and you can pack a pair of shoes also underneath. I recently went on a Cruise and had to fly into Florida coming from California, two different climates. I easily pulled off my sweats and shoes and slipped into a pair shorts and swimsuit and flip flops at the airport , because I had it all and 2 of my 3-1-1 bags etc. Another great feature is the see thru zip compartments ! Endless pockets and this bag is consider that “Personal Item” that stows under the seat in front of you. Quality is great and it’s a beautiful bag! Price , amazing Value!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 24, 2026
M
Verified Purchase
margaret porter
Omaha, US
★★★★★ 5
PERFECT BACKPACK!
Color: Chocolate
I cant say enough about this backpack. First of all the brown color is super cute. Its incredibly spacious, great for travel, so many compartments.... love the space for shoes. Just perfect
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
T
Verified Purchase
Terri Gardner
Chelsea, US
★★★★★ 4
Nice personal item for travel
Color: Black
I recently used this bag on my cruise. It fits perfectly under the seat for a personal item. The quality is nice and the bag is spacious to back many items. The only thing I didn’t like is that I kept having to adjust the straps due to them coming loose.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2026

recommand products