NSF Product and Service Listings

These NSF Official Listings are current as of Thursday, January 15, 2026 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.

Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/Pools/Listings.asp?Company=C0233601&Standard=050&

NSF/ANSI 50
Equipment for Swimming Pools, Spas, Hot Tubs
and Other Recreational Water Facilities


 
S.A. Armstrong Ltd. 
23 Bertrand Avenue
Toronto, ON M1L 2P3 
Canada 
416-755-2291

Facility : Toronto, Ontario, Canada

Pumps

Series 4280-50 (NSF50) End Suction Motor Mounted Closed Coupled Pumps[1] [2]
1.5x1x6[3] [4] 1.5x1x8[3] [5] [6] 2x1x10[6] [7] [8]  
3x1.5x10[7] [8] [9] 3x1.5x6[3] [5] [10] 3x1.5x8[6] [7] [8]  
3x2.5x10[8] [9] [11] 3x2.5x6[3] [5] [10] 3x2.5x8[6] [7] [8]  
3x2x10[7] [9] [12] 3x2x6[3] [5] [10] 3x2x8[7] [8] [9]  
3x3x5L[4] [15] [16] 4x3x10[9] [11] [12] 4x3x11.5[11] [13]  
4x3x6[3] [6] [7] 4x3x8[7] [8] [9] 5x4x10[11] [12]  
5x4x11.5[11] [13] 5x4x8[9] [11] [12] 6x4x8[9] [11] [12]  
6x5x10[11] [13] 6x5x11.5[11] [13] 6x6x6[7] [8]  
8x6x10[11] [14] 8x6x11.5[11] [14] 8x8x8[11] [12]   

[1] Certified for Swimming Pool and Spa use
[2] Pumps are not supplied with integral strainers.  Strainers are to be installed during
    pump installation.
[3] 1760 RPM Motor
[4] 3530 RPM Motor
[5] 1160 RPM Motor
[6] 3560 RPM Motor
[7] 1170 RPM Motor
[8] 1765 RPM Motor
[9] 3580 RPM Motor
[10] 3540 RPM Motor
[11] 1180 RPM Motor
[12] 1770 RPM Motor
[13] 1780 RPM Motor
[14] 1790 RPM Motor
[15] 1150 RPM Motor
[16] 1740 RPM Motor

Series 4030-50 (NSF50) End Suction Base Mounted Split Coupled Pumps[1] [2]
1.5x1x6[3] [4] 1.5x1x8[3] [5] [6] 2x1x10[6] [7] [8]  
3x1.5x10[7] [8] [9] 3x1.5x6[3] [5] [10] 3x1.5x8[6] [7] [8]  
3x2.5x10[8] [9] [11] 3x2.5x6[3] [5] [10] 3x2.5x8[6] [7] [8]  
3x2x10[7] [9] [12] 3x2x6[3] [5] [10] 3x2x8[7] [8] [9]  
4x3x10[9] [11] [12] 4x3x11.5[11] [13] 4x3x6[3] [6] [7]  
4x3x8[7] [8] [9] 5x4x10[9] [11] [12] 5x4x11.5[11] [13]  
5x4x8[9] [11] [12] 6x4x8[9] [11] [12] 6x5x10[11] [13]  
6x5x11.5[11] [13] 6x6x6[7] [8] 8x6x10[11] [14]  
8x6x11.5[11] [14] 8x8x8[11] [12]  

[1] Certified for Swimming Pool and Spa use
[2] Pumps are not supplied with integral strainers.  Strainers are to be installed during
    pump installation.
[3] 1760 RPM Motor
[4] 3530 RPM Motor
[5] 1160 RPM Motor
[6] 3560 RPM Motor
[7] 1170 RPM Motor
[8] 1765 RPM Motor
[9] 3580 RPM Motor
[10] 3540 RPM Motor
[11] 1180 RPM Motor
[12] 1770 RPM Motor
[13] 1780 RPM Motor
[14] 1790 RPM Motor


Number of matching Manufacturers is 1
Number of matching Products is 53
Processing time was 0 seconds