the SD162P-L1W2 is a Chinese compressor manufactured by Samsung. Samsung has manufacturing facilities in several countries, including China, and some of their compressor models are made there. The “L1W2” suffix likely indicates specific manufacturing details or variations within the SD162P model line.
While it’s made in China, the SD162P-L1W2 is generally considered a reliable and efficient compressor. It’s commonly used in refrigerators and freezers.
Here are some of the key specifications of the SD162P-L1W2 compressor:
Type: Reciprocating
Refrigerant: R404A or R600a
Horsepower (HP): 1/5
Displacement: 10.6 cc/rev
Voltage/Frequency: 220-240V/50Hz
If you’re looking for a replacement compressor for your refrigerator or freezer, the SD162P-L1W2 could be a good option. However, it’s always important to check the specifications of your old compressor to make sure that the new one is compatible.
Meta Description: Detailed technical analysis of the Samsung RT47CB663222 refrigerator compressor. Includes HP rating, cooling capacity in BTU/Watts, R-600a charge details, and equivalent replacement models for professional technicians.
Excerpt: This technical guide explores the Samsung RT47CB663222 refrigerator, a high-efficiency 460-liter unit utilizing R-600a refrigerant. Operating on a 220-240V 50Hz supply, this inverter-driven system is designed for Low Back Pressure applications. We break down the motor characteristics, displacement, and provide a comprehensive list of equivalent replacement compressors for modern field service and professional repairs.
Professional Analysis: Samsung RT47CB663222 Inverter Refrigeration System
Modern refrigeration has shifted toward precision and environmental sustainability. The Samsung RT47 series represents a benchmark in this evolution, utilizing the R-600a (Isobutane) refrigerant. This natural gas is favored for its low environmental impact and superior thermodynamic properties compared to older HFCs.
Efficiency Metrics (COP) & Performance Data
For technicians and engineers, understanding the performance curve of the compressor is vital for diagnosing cooling issues.
Evaporating Temp (°C)
Cooling Capacity (Watts)
Power Consumption (Watts)
COP (W/W)
-30
115
110
1.05
-25
155
135
1.15
-23.3 (LBP Point)
172
145
1.19
-20
205
160
1.28
-15
260
185
1.41
-10
330
215
1.53
Comparative Analysis: Samsung vs. Industry Standards
When comparing the RT47CB663222 to standard 400L+ refrigerators from a decade ago, the differences are striking. Traditional systems often used R-134a with a fixed-speed 1/4 HP compressor. Samsung’s modern 1/5 HP inverter design provides:
Lower Amperage: The total system draws only 2.0A max, whereas older units frequently exceeded 3.5A.
Precise Temperature Control: Unlike “On/Off” cycles, this unit modulates speed to maintain a steady thermal mass.
Low Noise: Operating at lower RPMs once the target temperature is reached.
Engineering Schematics and Board Control
Since this model utilizes an inverter compressor, there is no traditional start relay. Instead, it relies on an IPM (Intelligent Power Module) on the control board. If the compressor fails to start, the technician should first check the 3-phase resistance of the windings ($U, V, W$) which should be balanced within a 10% margin.
Professional Field Advice
Vacuuming: Because this system uses R-600a, a deep vacuum (to 500 microns) is mandatory. The gas charge is only 60g; even a 2g variance can lead to inefficiency.
Safety: Always use a spark-free recovery pump when working with Isobutane.
Capillary Maintenance: In the event of a compressor burnout, always replace the filter drier and check for capillary restrictions.
Samsung RT47CB663222 Compressor Specifications R600a 1/5 HP Cooling Capacity Inverter Refrigerator Spare Parts mbsmpro
The Samsung MSE4A1Q‑L1G AK1 is a hermetic reciprocating refrigerator compressor designed for domestic LBP applications with R600a refrigerant and a nominal cooling capacity around 175–180 W at ASHRAE conditions, equivalent to roughly 1/4 hp. Engineers value this model for its efficient RSCR motor, compatibility with eco‑friendly isobutane, and robust design for household refrigerators and freezers.
Main technical specifications
Samsung lists the MSE4A1Q‑L1G in its AC220‑240V 50 Hz R600a LBP family, sharing the same platform as MSE4A0Q and MSE4A2Q models used in many high‑efficiency fridges.
Core data of MSE4A1Q‑L1G AK1
Parameter
Value
Brand
Samsung hermetic compressor
Model marking
MSE4A1Q‑L1G AK1 (also written MSE4A1QL1G/AK1)
Application
LBP household refrigerator/freezer, R600a
Refrigerant
R600a (isobutane), flammable A3
Voltage / frequency
220‑240 V, 50 Hz, single‑phase
Motor type
RSCR (resistance‑start, capacitor‑run)
Cooling capacity (ASHRAE ST)
≈175–203 W, about 695 BTU/h
Input power
≈118 W at rated conditions
Efficiency
COP around 1.49 W/W at ASHRAE standard
LRA (locked‑rotor current)
3.8 A shown on nameplate
Refrigerant charge type
Factory designed for R600a only
Country of manufacture
Korea (typical for this series)
The combination of ≈175–180 W cooling and ≈118 W electrical input places this compressor in the 1/4 hp class widely used in medium‑size top‑mount and bottom‑mount refrigerators.
Engineering view: performance and design
From an engineering perspective, the MSE4A1Q‑L1G AK1 is optimised for high efficiency at standard refrigerator evaporator temperatures while maintaining good starting torque with RSCR technology.
The RSCR motor uses a start resistor and run capacitor to improve power factor and efficiency compared with simple RSIR designs, which helps manufacturers meet modern energy‑label targets.
R600a’s low molecular weight and high latent heat allow lower displacement for the same cooling capacity, so the compressor can remain compact while delivering around 695 BTU/h of cooling at −23 °C evaporating conditions.
For technicians, the relatively low LRA of 3.8 A makes this model easier on start relays and PTC starters, especially in regions with weaker grid infrastructure at 220–240 V.
Comparison with other Samsung R600a LBP compressors
Samsung’s catalog groups the MSE4A1Q‑L1G within a family of R600a reciprocating compressors from about 94 W up to 223 W cooling capacity.
Position of MSE4A1Q‑L1G in the R600a range
Model
Approx. cooling W (ASHRAE ST)
Input W
COP W/W
Approx. hp
Typical use
Source
MSE4A0Q‑L1G
162–188 W
≈107 W
≈1.51
≈1/5–1/4 hp
Small to medium fridge
MSE4A1Q‑L1G
175–203 W
≈118 W
≈1.49
≈1/4 hp
Medium refrigerator, high‑efficiency
MSE4A2Q‑L1H
192–223 W
≈127 W
≈1.51
≈1/4+ hp
Larger fridge or combi
Compared with MSE4A0Q‑L1G, the MSE4A1Q‑L1G offers a modest step‑up in cooling capacity at similar efficiency, making it a good choice when cabinet size or ambient temperature requires extra margin. Against MSE4A2Q‑L1H, it trades some maximum capacity for slightly lower input power, which can be attractive for manufacturers targeting stringent energy‑label thresholds while keeping the same mechanical footprint.
Professional installation and service advice
Working with R600a compressors like the MSE4A1Q‑L1G requires strict adherence to flammable‑refrigerant standards and best practices.
Key engineering and safety recommendations
Use only tools and recovery systems rated for A3 refrigerants; never retrofit this compressor with R134a or other non‑approved gases because lubrication and motor cooling are optimised for R600a.
Ensure the system charge is accurately weighed with a precision scale, as overcharging even small amounts can increase condensing pressure and reduce COP significantly on low‑displacement units.
Maintain good airflow over the condenser and avoid installing units flush against walls; high condensing temperature quickly erodes the 1.49 W/W efficiency and can trigger thermal protector trips.
Diagnostic and replacement tips
When replacing, match not only voltage and refrigerant but also cooling capacity and LBP application class; choosing a smaller 140 W class unit in place of the MSE4A1Q‑L1G risks long running times and poor pull‑down.
Measure running current after start‑up; a healthy system will draw close to catalog input current at rated conditions, while notably higher current can indicate overcharge, blocked airflow, or partial winding short.
Focus keyphrase (Yoast SEO)
Samsung MSE4A1Q‑L1G AK1 1/4 hp R600a RSCR LBP refrigerator compressor 220‑240V 50Hz technical data and comparison
Discover the full technical profile of the Samsung MSE4A1Q‑L1G AK1 1/4 hp R600a LBP compressor: cooling capacity, RSCR motor efficiency, engineering advice, and comparisons with other Samsung R600a models.
The Samsung MSE4A1Q‑L1G AK1 is a hermetic reciprocating refrigerator compressor designed for domestic LBP applications with R600a refrigerant and a nominal cooling capacity around 175–180 W at ASHRAE conditions, equivalent to roughly 1/4 hp. Engineers value this model for its efficient RSCR motor and robust design.
Verified PDF and catalog links about Samsung R600a compressors
Samsung global compressor page for AC220‑240V 50Hz R600a LBP family (includes MSE4A1Q‑L1G, PDF download link in page).
Direct Samsung “SAMSUNG COMPRESSOR” R600a catalog PDF listing MSE4A1Q‑L1G specifications.
Samsung AC200‑220V 50Hz R600a LBP compressor family catalog page with PDF.
Samsung corporate brochure “Samsung Compressor” PDF covering technical data and performance tables.
Spanish “Catalogo Compresores Samsung” PDF on Scribd with R600a LBP tables.
Tili Global technical sheet collection for Samsung household reciprocating compressors (model tables in downloadable PDF).
Samsung global business main compressor product brochure PDF linked from compressor overview section.
Additional Samsung R600a LBP catalog PDF linked in “Download PDF” button for AC220‑240V 50Hz series on product page.
Supplementary Samsung compressor specification PDF referenced within Scribd Samsung Compressor document.
General Samsung reciprocating compressor catalog PDF referenced across global business compressor section, covering multiple R600a LBP models.
