
Full Stainless Steel Integrated Construction
The complete housing, end covers, output shaft and fastening screws of this 0.55KW stainless steel motor are all made of 304 stainless steel without paint coating. Its smooth curved surface leaves no dead corners for dirt accumulation, making it suitable for high-frequency water washing working conditions.
Multiple Speed & Frame Options
0.55KW stainless steel motors cover two standard frame sizes of 71 and 80, and are available in three pole numbers including 2-pole, 4-pole and 6-pole, corresponding to three rated speed grades of high, medium and low to meet the transmission requirements of various equipment
Heavy-Duty Sealed Protection System
Our 0.75HP motor is equipped with a multi-layer O-ring sealing structure, featuring an IP rating of IP66 or higher up to the maximum IP69K. It adopts Class F high-temperature resistant insulated windings and can withstand environments with moisture, weak acid and salt spray corrosion.

Corrosion Resistant & Easy Sanitization
This motor is made of stainless steel that resists rust and corrosion. It can be directly rinsed with clean water and detergent without risks of paint peeling or rust formation, greatly cutting labor costs for sanitation and cleaning in the food and chemical industries. STARK stai...
Wide Application Compatibility
Our 0.55KW stainless steel motors: the 71 small frame suits compact equipment, while the 80 frame delivers higher torque. Speeds with 2/4/6 poles can be freely matched, and the motors are universally applicable for mixing, conveying, filling and cleaning equipment.
Reliable & Low Maintenance
The stainless steel structure of our motors resists aging and cracking, featuring low winding temperature rise, minimal operating noise and vibration, and extended bearing service life. It drastically cuts the frequency of downtime maintenance under harsh and humid environments.











|
Stainless steel motor |
|
|
Power |
0.75HP 0.55KW |
|
Frame Size |
IEC 71/80 B5 B14, NEMA 56/143T |
|
Phase |
Single-Phase or Three-Phase |
|
Voltage |
115V 120V 220V 230V 240V 380V 400V 415V 440V 480V 575V 600V 660v, etc |
|
Poles |
2. 4, 6, 8 poles |
|
Protection Class |
IP55, IP66, IP69K |
|
Enclosure Type |
IC411. IC410, IC416, TENV, TEFC |
|
Mounting Type |
B14, B3, B5, B35, B34 |
|
Ambient Temperature |
-15°C ~+41°C |
|
Altitude |
≤1000 M |
|
Material |
Stainless steel 304 |
|
Flange Options |
IEC:71B5B14, 80B14B5 |
Stainless steel IEC Motor Description
|
Model |
Power kW |
Rated current A |
Speed r/min |
Eff.% |
Power factor |
Rated torque Nm |
Tst / TN |
Ist / IN |
Tmax / TN |
Noise dB(A) |
||||||||||
|
Synchronous speed 3000 r/min |
||||||||||||||||||||
|
AS80M1-2 |
0.75 |
1.70 |
2843 |
80.72 |
0.82 |
2.5 |
2.3 |
7.0 |
2.3 |
62 |
||||||||||
|
AS80M2-2 |
1.1 |
2.40 |
2828 |
82.73 |
0.83 |
3.7 |
2.2 |
7.3 |
2.3 |
62 |
||||||||||
|
AS90S-2 |
1.5 |
3.20 |
2856 |
84.24 |
0.84 |
5.0 |
2.2 |
7.6 |
2.3 |
67 |
||||||||||
|
AS90L-2 |
2.2 |
4.60 |
2857 |
85.92 |
0.85 |
7.4 |
2.2 |
7.6 |
2.3 |
67 |
||||||||||
|
AS100L-2 |
3 |
6.01 |
2898 |
87.11 |
0.87 |
9.9 |
2.2 |
7.8 |
2.3 |
74 |
||||||||||
|
AS112M-2 |
4 |
7.80 |
2896 |
88.12 |
0.88 |
13.2 |
2.2 |
8.3 |
2.3 |
77 |
||||||||||
|
AS132S1-2 |
5.5 |
10.6 |
2921 |
89.21 |
0.88 |
18.0 |
2.0 |
8.3 |
2.3 |
79 |
||||||||||
|
AS132S2-2 |
7.5 |
14.4 |
2922 |
90.14 |
0.88 |
24.6 |
2.0 |
7.9 |
2.3 |
79 |
||||||||||
|
AS160M1-2 |
11 |
20.61 |
2963 |
91.21 |
0.89 |
35.5 |
2.0 |
8.1 |
2.3 |
81 |
||||||||||
|
AS160M2-2 |
15 |
27.91 |
2955 |
91.91 |
0.89 |
48.5 |
2.0 |
8.1 |
2.3 |
81 |
||||||||||
|
AS160L-2 |
18.5 |
34.21 |
2956 |
92.42 |
0.89 |
59.8 |
2.0 |
8.2 |
2.3 |
81 |
||||||||||
|
AS180M-2 |
22 |
40.51 |
2965 |
92.71 |
0.89 |
71.0 |
2.0 |
8.2 |
2.3 |
83 |
||||||||||
|
Synchronous speed 1500 r/min |
||||||||||||||||||||
|
Model |
Power kW |
Rated current A |
Speed r/min |
Eff.% |
Power factor |
Rated torque Nm |
Tst / TN |
Ist / IN |
Tmax / TN |
Noise dB(A) |
||||||||||
|
AS80M1-4 |
0.55 |
1.4 |
1425 |
80.6 |
0.75 |
3.7 |
2.3 |
6.5 |
2.3 |
56 |
||||||||||
|
AS80M2-4 |
0.75 |
1.80 |
1410 |
82.50 |
0.75 |
5.0 |
2.3 |
6.6 |
2.3 |
56 |
||||||||||
|
AS90S-4 |
1.1 |
2.60 |
1420 |
84.11 |
0.76 |
7.4 |
2.3 |
6.8 |
2.3 |
59 |
||||||||||
|
AS90L-4 |
1.5 |
3.50 |
1425 |
85.31 |
0.77 |
10.1 |
2.3 |
7.0 |
2.3 |
59 |
||||||||||
|
AS100L1-4 |
2.2 |
4.80 |
1443 |
86.70 |
0.81 |
14.5 |
2.3 |
7.6 |
2.3 |
64 |
||||||||||
|
AS100L2-4 |
3 |
6.30 |
1445 |
87.70 |
0.82 |
19.8 |
2.3 |
7.6 |
2.3 |
64 |
||||||||||
|
AS112M-4 |
4 |
8.40 |
1456 |
88.60 |
0.82 |
26.1 |
2.2 |
7.8 |
2.3 |
65 |
||||||||||
|
AS132S-4 |
5.5 |
11.20 |
1461 |
89.61 |
0.83 |
36.0. |
2.0 |
7.9 |
2.3 |
71 |
||||||||||
|
AS132M-4 |
7.5 |
15.01 |
1462 |
90.40 |
0.84 |
49.0 |
2.0 |
7.5 |
2.3 |
71 |
||||||||||
|
AS160M-4 |
11 |
21.50 |
1468 |
91.42 |
0.85 |
71.7 |
2.2 |
7.7 |
2.3 |
73 |
||||||||||
|
AS160L-4 |
15 |
28.80 |
1469 |
92.12 |
0.86 |
97.8 |
2.2 |
7.8 |
2.3 |
73 |
||||||||||
|
AS180M-4 |
18.5 |
35.31 |
1474 |
92.60 |
0.86 |
120 |
2.0 |
7.8 |
2.3 |
76 |
||||||||||
|
AS180L-4 |
22 |
41.80 |
1474 |
93.01 |
0.86 |
142 |
2.0 |
7.8 |
2.3 |
76 |
||||||||||
|
Synchronous speed 1000 r/min |
||||||||||||||||||||
|
Model |
Power kW |
Rated current A |
Speed r/min |
Eff.% |
Power factor |
Rated torque Nm |
Tst / TN |
Ist / IN |
Tmax / TN |
Noise dB(A) |
||||||||||
|
AS80M1-6 |
0.37 |
1.12 |
913 |
73.51 |
0.70 |
3.9 |
1.9 |
5.5 |
2.0 |
54 |
||||||||||
|
AS80M2-6 |
0.55 |
1.51 |
905 |
77.22 |
0.71 |
5.8 |
1.9 |
5.8 |
2.1 |
54 |
||||||||||
|
AS90S-6 |
0.75 |
2.01 |
943 |
78.93 |
0.71 |
7.7 |
2.0 |
6.0 |
2.1 |
57 |
||||||||||
|
AS90L-6 |
1.1 |
2.80 |
938 |
81.03 |
0.73 |
11.3 |
2.0 |
6.0 |
2.1 |
57 |
||||||||||
|
AS100L-6 |
1.5 |
3.81 |
955 |
82.53 |
0.73 |
15.0 |
2.0 |
6.5 |
2.1 |
61 |
||||||||||
|
AS112M-6 |
2.2 |
5.41 |
966 |
84.33 |
0.74 |
21.7 |
2.0 |
6.6 |
2.1 |
65 |
||||||||||
|
AS132S-6 |
3 |
7.21 |
976 |
85.62 |
0.74 |
29.4 |
1.9 |
6.8 |
2.1 |
69 |
||||||||||
|
AS132M1-6 |
4 |
9.51 |
978 |
86.82 |
0.74 |
39.2 |
1.9 |
6.8 |
2.1 |
69 |
||||||||||
|
AS132M2-6 |
5.5 |
12.71 |
979 |
88.02 |
0.75 |
54.1 |
2.0 |
7.0 |
2.1 |
69 |
||||||||||
|
AS160M-6 |
7.5 |
16.22 |
980 |
89.12 |
0.79 |
73.5 |
2.0 |
7.0 |
2.1 |
70 |
||||||||||
|
AS160L-6 |
11 |
23.11 |
985 |
90.31 |
0.80 |
108 |
2.0 |
7.2 |
2.1 |
70 |
||||||||||
|
AS180L-6 |
15 |
30.90 |
987 |
91.22 |
0.81 |
147 |
2.0 |
7.3 |
2.1 |
73 |
||||||||||
Stainless steel NEMA motor Description
|
HP |
Full load r/min |
Frame |
Conn. |
Code |
Current at 460V |
Torque |
Efficiency |
Power Factor |
||||||||
|
Idle |
Full load (A) |
Locked Rotor (A) |
Full load (LB-FT) |
Locked Rotor % |
Break down % |
Full load % |
3/4 load % |
1/2 load % |
Full load % |
3/4 load % |
1/2 load % |
|||||
|
1/4 |
3405 |
56C |
2Y/Y |
H |
0.22 |
0.42 |
10 |
0.39 |
230 |
275 |
70.0 |
71.44 |
69.63 |
80 |
80.36 |
69.56 |
|
1/3 |
3405 |
56C |
2Y/Y |
H |
0.32 |
0.54 |
10 |
0.51 |
230 |
275 |
71.0 |
73.56 |
71.40 |
81 |
78.15 |
66.47 |
|
1/2 |
3425 |
56C |
2Y/Y |
J |
0.41 |
0.77 |
10 |
0.77 |
230 |
275 |
74.0 |
77.04 |
74.90 |
82 |
80.11 |
69.10 |
|
3/4 |
3410 |
56C |
2Y/Y |
H |
0.59 |
1.12 |
12.5 |
1.16 |
200 |
275 |
75.5 |
78.11 |
76.88 |
83 |
81.78 |
71.31 |
|
1 |
3440 |
56HC |
2Y/Y |
J |
0.63 |
1.45 |
15 |
1.53 |
185 |
250 |
77.0 |
81.10 |
79.73 |
84 |
84.96 |
75.53 |
|
1.5 |
3440 |
56HC |
2Y/Y |
H |
0.87 |
1.99 |
20 |
2.29 |
175 |
250 |
84.0 |
82.91 |
82.15 |
84 |
86.20 |
77.77 |
|
2 |
3430 |
56HC |
2Y/Y |
G |
0.91 |
2.55 |
25 |
3.07 |
170 |
240 |
85.5 |
84.61 |
83.99 |
86 |
89.24 |
82.72 |
|
1/4 |
1740 |
56C |
2Y/Y |
K |
0.34 |
0.46 |
10 |
0.76 |
300 |
300 |
74.0 |
74.71 |
72.01 |
69 |
64.92 |
51.73 |
|
1/3 |
1735 |
56C |
2Y/Y |
J |
0.46 |
0.58 |
10 |
1.00 |
300 |
300 |
76.0 |
76.54 |
72.98 |
70 |
65.19 |
51.84 |
|
1/2 |
1730 |
56C |
2Y/Y |
J |
0.56 |
0.82 |
10 |
1.52 |
250 |
300 |
77.0 |
77.77 |
75.94 |
74 |
69.60 |
56.48 |
|
3/4 |
1725 |
56C |
2Y/Y |
H |
0.83 |
1.22 |
12.5 |
2.29 |
275 |
300 |
78.0 |
79.36 |
78.01 |
74 |
71.14 |
58.37 |
|
1 |
1725 |
56HC |
2Y/Y |
G |
1.06 |
1.52 |
15 |
3.05 |
250 |
280 |
82.5 |
82.88 |
81.73 |
75 |
71.94 |
59.16 |
|
1.5 |
1720 |
56HC |
2Y/Y |
G |
1.34 |
2.12 |
20 |
4.59 |
250 |
280 |
84.0 |
84.58 |
83.88 |
79 |
75.50 |
63.49 |
|
2 |
1720 |
56HC |
2Y/Y |
G |
1.64 |
2.78 |
25 |
6.11 |
235 |
270 |
84.0 |
85.64 |
85.00 |
80 |
76.83 |
65.21 |
|
1/4 |
1140 |
56C |
2Y/Y |
H |
0.52 |
0.56 |
10 |
1.15 |
175 |
265 |
68.0 |
69.65 |
66.05 |
62 |
54.66 |
42.50 |
|
1/3 |
1140 |
56C |
2Y/Y |
H |
0.61 |
0.70 |
10 |
1.52 |
175 |
265 |
70.0 |
72.74 |
69.69 |
64 |
56.17 |
43.79 |
|
1/2 |
1135 |
56C |
2Y/Y |
G |
0.80 |
0.96 |
10 |
2.32 |
175 |
265 |
74.0 |
75.86 |
73.48 |
66 |
59.02 |
46.30 |
|
3/4 |
1135 |
56HC |
2Y/Y |
G |
1.11 |
1.36 |
12.5 |
3.47 |
175 |
265 |
77.0 |
79.67 |
77.59 |
67 |
60.05 |
47.21 |
|
1 |
1135 |
56HC |
2Y/Y |
F |
1.50 |
1.72 |
15 |
4.63 |
170 |
265 |
80.0 |
80.69 |
78.82 |
68 |
60.14 |
47.10 |
|
1.5 |
1130 |
56HC |
2Y/Y |
F |
2.11 |
2.58 |
20 |
6.98 |
170 |
265 |
80.0 |
81.88 |
80.48 |
68 |
62.16 |
48.97 |
|
2 |
1130 |
56HC |
2Y/Y |
G |
2.88 |
3.39 |
25 |
9.31 |
170 |
265 |
80.0 |
83.03 |
81.88 |
69 |
64.00 |
51.30 |
|
HP |
Full load r/min |
Frame |
Conn. |
Code |
Current at 460V |
Torque |
Efficiency |
Power Factor |
||||||||
|
Idle |
Full load (A) |
Locked Rotor (A) |
Full load (LB-FT) |
Locked Rotor % |
Break down % |
Full load % |
3/4 load % |
1/2 load % |
Full load % |
3/4 load % |
1/2 load % |
|||||
|
3/4 |
3410 |
143TC |
2Y/Y |
H |
0.59 |
1.12 |
12.5 |
1.16 |
200 |
275 |
75.5 |
78.11 |
76.88 |
83 |
81.78 |
71.31 |
|
1 |
3440 |
143TC |
2Y/Y |
J |
0.63 |
1.45 |
15 |
1.53 |
185 |
250 |
77.0 |
81.10 |
79.73 |
84 |
84.96 |
75.53 |
|
1.5 |
3440 |
143TC |
2Y/Y |
H |
0.87 |
1.99 |
20 |
2.29 |
175 |
250 |
84.0 |
85.05 |
84.71 |
84 |
86.20 |
77.77 |
|
2 |
3430 |
145TC |
2Y/Y |
G |
0.91 |
2.55 |
25 |
3.07 |
170 |
240 |
85.5 |
86.15 |
86.12 |
86 |
89.24 |
82.72 |
|
3 |
3455 |
145TC |
2Y/Y |
H |
1.31 |
3.78 |
32 |
4.57 |
160 |
230 |
86.5 |
86.90 |
85.91 |
86 |
89.66 |
83.30 |
|
3/4 |
1725 |
143TC |
2Y/Y |
H |
0.83 |
1.22 |
12.5 |
2.29 |
275 |
300 |
78.0 |
79.36 |
71.14 |
74 |
78.01 |
58.37 |
|
1 |
1725 |
143TC |
2Y/Y |
G |
1.06 |
1.46 |
15 |
3.05 |
275 |
300 |
85.5 |
84.76 |
83.20 |
75 |
71.94 |
59.16 |
|
1.5 |
1720 |
145TC |
2Y/Y |
G |
1.34 |
2.06 |
20 |
4.59 |
250 |
280 |
86.5 |
86.35 |
85.13 |
79 |
75.50 |
63.49 |
|
2 |
1720 |
145TC |
2Y/Y |
G |
1.64 |
2.71 |
25 |
6.11 |
235 |
270 |
86.5 |
86.82 |
86.25 |
80 |
76.83 |
65.21 |
|
3 |
1725 |
145TC |
2Y/Y |
G |
2.57 |
3.92 |
32 |
9.14 |
215 |
250 |
89.5 |
88.91 |
88.15 |
80 |
77.10 |
65.61 |
|
3/4 |
1135 |
143TC |
2Y/Y |
G |
1.11 |
1.36 |
12.5 |
3.47 |
175 |
265 |
77.0 |
79.67 |
77.59 |
67 |
60.05 |
47.21 |
|
1 |
1135 |
145TC |
2Y/Y |
F |
1.50 |
1.67 |
15 |
4.63 |
170 |
265 |
82.5 |
82.54 |
81.31 |
68 |
60.14 |
47.10 |
|
3 |
3510 |
182TC |
2Y/Y |
J |
1.46 |
3.73 |
32 |
4.49 |
160 |
230 |
86.5 |
87.25 |
86.36 |
87 |
88.65 |
81.80 |
|
5 |
3500 |
184TC |
2Y/Y |
H |
2.26 |
6.01 |
46 |
7.51 |
150 |
215 |
88.5 |
88.91 |
88.63 |
88 |
89.55 |
83.35 |
|
3 |
1765 |
182TC |
2Y/Y |
J |
2.53 |
3.92 |
32 |
8.94 |
215 |
250 |
89.5 |
89.42 |
88.18 |
80 |
75.25 |
63.24 |
|
5 |
1760 |
184TC |
2Y/Y |
H |
3.52 |
6.54 |
46 |
14.94 |
185 |
225 |
89.5 |
89.32 |
88.61 |
80 |
79.82 |
69.39 |
|
1.5 |
1175 |
182TC |
2Y/Y |
G |
1.69 |
2.29 |
20 |
6.71 |
165 |
250 |
87.5 |
87.32 |
88.43 |
70 |
67.30 |
54.35 |
|
2 |
1170 |
184TC |
2Y/Y |
G |
2.09 |
2.90 |
25 |
8.99 |
160 |
240 |
88.5 |
88.32 |
86.51 |
73 |
69.16 |
56.42 |
|
3 |
1170 |
184TC |
2Y/Y |
F |
2.88 |
4.3 |
32 |
13.48 |
155 |
230 |
89.5 |
89.12 |
87.61 |
73 |
65.35 |
52.23 |
|
7.5 |
3520 |
213TC |
2Δ/Δ |
G |
1.72 |
8.82 |
63.5 |
11.20 |
140 |
200 |
89.7 |
89.82 |
89.45 |
89 |
89.95 |
84.62 |
|
10 |
3520 |
215TC |
2Δ/Δ |
G |
1.88 |
11.53 |
81 |
14.94 |
135 |
200 |
90.2 |
90.76 |
90.25 |
90 |
91.66 |
87.78 |
|
7.5 |
1760 |
213TC |
2Δ/Δ |
G |
3.65 |
9.12 |
63.5 |
22.41 |
175 |
215 |
91.7 |
91.63 |
91.12 |
84 |
81.90 |
73.06 |
|
10 |
1760 |
215TC |
2Δ/Δ |
G |
4.10 |
12.16 |
81 |
29.87 |
165 |
200 |
91.7 |
91.85 |
91.41 |
84 |
83.64 |
75.83 |
|
3 |
1175 |
213TC |
2Y/Y |
G |
3.18 |
4.30 |
32 |
13.42 |
155 |
230 |
89.5 |
89.65 |
88.42 |
73.0 |
68.46 |
55.95 |
|
5 |
1170 |
215TC |
2Y/Y |
F |
4.82 |
6.97 |
46 |
22.47 |
150 |
215 |
89.5 |
90.08 |
89.46 |
75.0 |
71.38 |
59.35 |
|
15 |
3560 |
254TC |
2Δ/Δ |
G |
4.35 |
17.34 |
116 |
22.15 |
180 |
240 |
91.0 |
91.17 |
90.0 |
89 |
89.0 |
83.5 |
|
20 |
3560 |
256TC |
2Δ/Δ |
G |
5.17 |
22.87 |
145 |
29.54 |
160 |
220 |
91.0 |
91.25 |
91.21 |
90 |
90.8 |
87.0 |
|
15 |
1765 |
254TC |
2Δ/Δ |
F |
7.75 |
18.31 |
116 |
44.68 |
185 |
220 |
92.4 |
92.42 |
91.61 |
83 |
81.4 |
71.4 |
|
20 |
1765 |
256TC |
2Δ/Δ |
G |
9.20 |
23.97 |
145 |
59.58 |
180 |
220 |
93.0 |
92.45 |
92.28 |
84 |
85.0 |
77.6 |
|
7.5 |
1170 |
254TC |
2Δ/Δ |
G |
5.20 |
10.29 |
63.5 |
33.70 |
180 |
220 |
91.0 |
91.17 |
90.48 |
75 |
69.5 |
57.5 |
|
10 |
1170 |
256TC |
2Δ/Δ |
G |
6.83 |
13.54 |
81 |
44.94 |
170 |
220 |
91.0 |
91.4 |
90.61 |
76 |
70.9 |
58.7 |
|
25 |
3560 |
284TSC |
2Δ/Δ |
F |
6.60 |
28.68 |
182.5 |
36.92 |
170 |
220 |
91.7 |
92.05 |
91.76 |
89 |
89.9 |
85.1 |
|
30 |
3560 |
286TSC |
2Δ/Δ |
E |
7.70 |
34.42 |
217.5 |
44.31 |
170 |
230 |
91.7 |
92.10 |
92.07 |
89 |
90.2 |
85.7 |
|
25 |
1770 |
284TC |
2Δ/Δ |
G |
10.50 |
29.08 |
182.5 |
74.26 |
170 |
220 |
93.6 |
93.42 |
92.66 |
86 |
83.4 |
74.7 |
|
30 |
1770 |
286TC |
2Δ/Δ |
G |
12.00 |
34.90 |
217.5 |
89.11 |
170 |
220 |
93.6 |
93.29 |
93.12 |
86 |
84.5 |
76.5 |
|
15 |
1175 |
284TC |
2Δ/Δ |
G |
7.80 |
19.15 |
116 |
67.12 |
165 |
220 |
91.7 |
91.55 |
91.15 |
80 |
78.7 |
68.3 |
|
20 |
1175 |
286TC |
2Δ/Δ |
F |
9.37 |
25.53 |
145 |
89.49 |
150 |
210 |
91.7 |
91.85 |
91.18 |
80 |
81.9 |
73.9 |
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Q: How many frame sizes and speed options are available for this 0.55kW stainless steel motor?
A: Two frame sizes (71 and 80), three pole/speed types including 2-pole, 4-pole and 6-pole. Custom mounting flange is available upon request.
Q: What stainless steel grade is used, can it work in food processing workshops?
A:SUS304 food-grade stainless steel throughout the unit. No paint flaking risk, seamless smooth surface meets food sanitation standards, ideal for meat, beverage and sauce production lines.
Q: Can it run continuously in humid workshops with acid & mist?
A: Yes. High IP sealing plus stainless steel corrosion resistance handles long-term hot water washing and chemical spray, and Class F winding sustains high operating temperature stably.
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