Key ParaM.:R134a, R22, R404A, R407C, R448A, R449A, R452A, R507A, R513A,200-230V
Brand name:Danfoss
Model number:121U8739
Product Condition:Factory New / New Surplus
Packaging:Wooden Box / Carton
Delivery time:7~14 days (About)
Warranty:1 Year
Parameter details:Download PDF
Payment methods:![]()
* PayPal and credit card payments for sample orders, Large-value and bulk orders can be settled via T/T with official invoice. Any brand and model—inquire directly!










The Danfoss Compressor is high quality!
We can also provide the following models
SM124A3PBS
SZ300A7CJ
SZ185A6XJ
SZ148A7RF
SM185A6PG
MT072HN6SVE
SH212B9AAR
SZ120A7CBP
SH301A4AAJ
SM084A3PAZ
SM084A9RI
SZ147A4PBX
DSH140A9AAH
SZ147A7PAK
SH105A3ALW
DSH240A4ABM
SM112A9XG
SM110A3CAR
SM185A4PBH
SH725A4AAY
SZ175A9YP
SH282B3AAI
SH161A3ALS
SH725B7ABH
VLZ044TJNE9A
SZ147A9CC
SZ120A4PAO
SH182A4ACH
SH090B3ALB
SZ161A7PAQ
SH105B9ALR
SM161A9PX
SH865A9ABG
SM084A3VV
SZ100A7CAS
SH105A6AJS
SH140A4AAU
SM175A6CW
SH295B3ALR
MTZ040JH3KVE
SH184A7AJC
SH304B7ACH
SH304A7ACO
SZ161A6VM
SY300A3PBU
DSH120A7ABU
MTZ36JG4BVE MTZ36-4VI
HRH048U4LP6 120U2772
SH184A4ACF
SH420B9ABN
SH485A3ABZ
SH242B3AAW
SH345B3ABM
SM120A3XF
SH260A4AAW
SH182B7ACJ
SH090A6AJB
SM147A6RF
SH760A4ABZ
SM148A9CAJ
SZ084A9CBL
SH242A6ABB
SM112A6CC
SM147A3VP
SH360A6ABE
SH090A4ACQ
SH184A6ACT
SH560A9ACZ
SH295B4AAV
SZ161A7CV
SY185A7YS
SM175A3YA
SZ161A9PV
SH210A3AAN
SH865A7AAS
SZ110A7PD
SZ161A9YX
HRP060T4LP6 120U3320
SZ147A4CBC
SH345B7AAZ
MT018JA6VE
SH295A6ABP
SH295A7ALK
SM124A9CBR
SH324B4ALF
MTZ018JA9TVE
SH210A3ABQ
SH368B4ALH
SH725A7ACK
SZ084A3CBP
SZ300A4AC
SH242B7AAL
SH482A7ACR
SH120B6ALQ
SZ161A7XO
SH282A3AAS
SM147A3AO
SY185A6AF
SH090A6ABL
SH482B3ALH
SH182B7ABU
MTZ144HV5AVE
SH120B9ACB
SH535A4AAI
MT032JF3SVE
SH482A9ABS
SH195B3ACQ
SZ300A3CE
SH345A4ACM
SH300B3ABA
SH120A9AKK
SM175A6CL
SH482A7ALS
SZ300A3XV
SM090A3PAL
SH560A9ALI
SZ090A6PP
SH230B3AAB
SZ120A6AW
SH380A4ACB
SH482B4ABF
SH184B6ACJ
SH105B4ABV
MT028JE9AVE
SZ300A4PBE
SY185A4YL
SZ380A9CBB
SH620A4ABH
SZ148A7RA
SH180A4ACU
VZH170AJBNA
SH161B9AAY
SY300A7XP
SZ147A4CBT
SH482A6ABQ
SZ084A3PBW
SZ148A6CBK
SM110A3YM
SZ175A9PBL
MLZ058T4LQ9 121U8609
SM124A4AE
SZ185A9AV
SH210A7AAA
For more information,please contact us freely
Please confirm the compressor is in stock and verify its core specifications before purchasing. We prioritize matching you with inventory from your local distributor, We provide actual photos for your confirmation before packaging and shipping.
Please select the expedited option at checkout. For lightweight items, you can request "overnight or 2-day shipping". Our customer service will then confirm the expedited schedule (including preparation and shipping), with most orders delivered globally within 2-5 days.
Please ensure that you are purchasing a genuine product, which includes original manufacturer certification and professional test reports.
Unless caused by human error, we promise free replacement or full refund. We provide a total of 3 years of warranty coverage, comprising a 1-year original manufacturer's warranty and an additional 2-year(In-House Warranty) extended warranty for repairs and support.
We offer a repair kit that includes essential installation parts prone to wear and tear. For details, please contact our customer service.
We support a variety of mainstream payment methods (e.g., Visa, PayPal, TT). Our checkout process is quick and secure, with orders processed within the same day.
If you require a single, high-volume delivery, please inquire about our bulk order or wholesale pricing. We can then coordinate a delivery schedule and shipping time.
1. Before shipping, we will send you photos of the actual product for your confirmation ( eg. nameplate, appearance, and report).
2. The product comes with a 1-year manufacturer warranty policy and 3-year in-house warranty.
3. If the product is damaged during transportation or cannot be repaired due to non-human-caused within 1 year, no return, we will directly refund or resend the new product.
4. For select items, we will include a repair kit ( Special Needs Customer Service ).
5. Enjoy a worry-free experience throughout the entire process. Feel free to request quotes and place orders with confidence, we will provide 5-star service until you are satisfied.
6. Shipping and Taxes: See Quotation.
A: The choice depends on capacity and application. We recommend: Screw for large, stable loads and high efficiency; Reciprocating for smaller capacity or specialized low-temperature use; and Centrifugal for very high-capacity HVAC/chiller applications. We offer a data-driven sizing analysis.
A: Our systems are designed with industry-standard interfaces and utilize high-quality, globally recognized components. We ensure that critical accessories and spare parts are readily available through our own supply chain and cross-reference to minimize emergency lead times.
A: We perform a comprehensive heat load analysis that considers ambient temperature, product load, air infiltration, insulation U-values, and processing time. We use this data to select a compressor with the optimal capacity and EER/COP (Energy Efficiency Ratio/Coefficient of Performance) for your target temperature.
A: We provide a comprehensive warranty package (typically $12$-$24$ months on the compressor). We maintain a global inventory of critical spares and commit to an emergency parts lead time (e.g., $24$-$72$ hours to major industrial hubs) to ensure minimal operational disruption.
A: We provide a detailed TCO breakdown encompassing purchase, installation, maintenance, and projected energy costs. We prioritize Variable Speed Drive (VSD) compressors and advanced control systems to modulate capacity, minimizing energy consumption during part-load operation and maximizing long-term savings.
A: Absolutely. Our primary strength lies in supply capability. Whether it's OEM manufacturing or global inventory searches—from components to complete units—we can match your needs with the nearest partner's inventory for rapid delivery. Our global alliance enables transactions at wholesale agency rates. Welcome aboard! Cheers!!