Specification

ManualsBrandsGrundfos ManualsHeater AccessoriesUP15-18B5 1/25 HP 115 Volt Bronze Circulator Pump

Cross reference charts

UP Series

Reference for replacing Armstrong models

Open systems: Stainless steel and lead-free bronze body pumps

Competitor cross-reference for Armstrong

Open systems: Stainless steel and lead-free bronze body pumps

Armstrong

model type

Port to

port

length

[in]

Flange size/

conn. type

Grundfos

model type

Port to

port

length

[in]

Flange size/

conn. type

Grundfos product number

1x115V 1x208V 1x230V 3x208V 3x230V 3x460V

Astro 20B050S 5” 1/2” Sweat UP 15-10 B5 5” 1/2” Sweat 59896213 - - - - -

Astro 20B050S-LC 5” 1/2” Sweat UP 15-10 B5/LC 5” 1/2” Sweat 59896214 - - - - -

Astro 20B050S-T 5” 1/2” Sweat UP 15-10 B5/TLC 5” 1/2” Sweat 59896215 - - - - -

Astro 20B050S-TA 5” 1/2” Sweat - - - - - - - - -

Astro 20B075S 5” 3/4” Sweat UP 15-10 B7 6-3/8” 3/4” Sweat 59896226 - - - - -

Astro 20B075S-LC 5” 3/4” Sweat UP 15-10 B7/LC 6-3/8” 3/4” Sweat 59896209 - - - - -

Astro 20B075S-T 5” 3/4” Sweat UP 15-10 B7/TLC 6-3/8” 3/4” Sweat 59896210 - - - - -

Astro 20B075S-TA 5” 3/4” Sweat - - - - - - - - -

Astro 20BF-LC 6-3/8" 2-Bolt Flange - - - - - - - - -

Astro 20BF-T 6-3/8" 2-Bolt Flange - - - - - - - - -

Astro 20BF-TA 6-3/8" 2-Bolt Flange - - - - - - - - -

Astro 20BU 5” 1-1/4” Union UP 15-29 SU 5-7/8” 1-1/4” Union 59896775 - 59896784 - - -

Astro 20BU-T 5” 1-1/4” Union UP 15-29 SU/TLC 5-7/8” 1-1/4” Union 59896777 - - - - -

Astro 20BU-TA 5” 1-1/4” Union - - - - - - - - -

Astro 225BS 5" 1/2” Sweat UPS 15-35 SFC 6-1/2" 2-Bolt Flange* 59896772 - - - - -

Astro 225BS 5" 3/4” Sweat UPS 15-35 SFC 6-1/2" 2-Bolt Flange* 59896772 - - - - -

Astro 220SSU 6" 1-1/4” Union UPS 15-35 SUC 5-7/8" 1-1/4” Union 59896778 - - - - -

Astro 225SSU 6" 1-1/4” Union UPS 15-35 SUC 5-7/8" 1-1/4” Union 59896778 - - - - -

Astro 230SSU 6-3/8" 1-1/4” Union UPS 15-55 SUC 6-1/2" 2-Bolt Flange - - 59896786 -

Astro 250SSU 6-3/8" 1-1/4” Union - - - - - - - - -

Astro 25B050S 5” 1/2” Sweat UP 15-18 B5 5” 1/2” Sweat 59896114 - 59896118 - - -

Astro 25B050S-LC 5” 1/2” Sweat UP 15-18 B5/LC 5” 1/2” Sweat 59896211 - - - - -

Astro 25B050S-T 5” 1/2” Sweat UP 15-18 B5/TLC 5” 1/2” Sweat 59896212 - - - - -

Astro 25B050S-TA 5” 1/2” Sweat - - - - - - - - -

Astro 25B075S 5” 3/4” Sweat UP 15-18 B7 6-3/8” 3/4” Sweat 59896121 - 59896119 - - -

Astro 25B075S-LC 5” 3/4” Sweat UP 15-18 B7/LC 6-3/8” 3/4” Sweat 59896229 - - - - -

Astro 25B075S-T 5” 3/4” Sweat UP 15-18 B7/TLC 6-3/8” 3/4” Sweat 59896230 - - - - -

Astro 25B075S-TA 5” 3/4” Sweat - - - - - - - - -

Astro 25BU 6” 1-1/4” Union UPS 15-29 SU 5-7/8” 1-1/4” Union 59896775 - 59896784 - - -

Astro 25BU-LC 6” 1-1/4” Union UPS 15-29 SU/LC 5-7/8” 1-1/4” Union 59896776 - - - - -

Astro 25BU-T 6” 1-1/4” Union UPS 15-29 SUC/TLC 5-7/8” 1-1/4” Union 59896777 - - - - -

Astro 25BU-TA 6” 1-1/4” Union - - - - - - - - -

Astro 30B 6-3/8” 2-Bolt Flange-R UPS 15-55 SFC 6-1/2” 2-Bolt Flange* 59896773 - - - - -

Astro 30B-LC 6-3/8” 2-Bolt Flange-R Alpha 15-55 SF/LC 6-1/2” 2-Bolt Flange* 59896834 - - - - -

Astro 30B-T 6-3/8” 2-Bolt Flange-R - - - - - - - - -

Astro 30B-TA 6-3/8” 2-Bolt Flange-R - - - - - - - - -

Astro 30B-3 6-3/8” 2-Bolt Flange-R

UPS 15-55 SFC 6-1/2” 2-Bolt Flange* 59896773 - - - - -

Alpha 15-55 SF 6-1/2” 2-Bolt Flange* 59896879 - - - - -

Astro 50B 6-3/8” 2-Bolt Flange-R

UPS 26-99 BFC 6-1/2” 2-Bolt Flange* 52722518 - 52722519 -

Magna 32-100FN 6-1/2” 2-Bolt Flange - 98052760 98052760 98052760 98052760 -

Astro 50B-LC 6-3/8” 2-Bolt Flange-R - - - - - - - - -

Astro 50B-T 6-3/8” 2-Bolt Flange-R - - - - - - - - -

Astro 50B-TA 6-3/8” 2-Bolt Flange-R - - - - - - - - -

Astro 50B-3 6-3/8” 2-Bolt Flange-R

UPS 26-99 BFC 6-1/2” 2-Bolt Flange* 52722518 - 52722519 - - -

Magna 32-100FN 6-1/2” 2-Bolt Flange - 98052760 98052760 98052760 98052760 -

Astro 70B 6-3/8” 2-Bolt Flange - - - - - - - - -

Astro 70B-LC 6-3/8” 2-Bolt Flange - - - - - - - - -

Astro 70B-T 6-3/8” 2-Bolt Flange - - - - - - - - -

Astro 70B-TA 6-3/8” 2-Bolt Flange - - - - - - - - -

S25B 6-1/2” Flange

UPS 43-44 BFC 8-1/2” 2-Bolt Flange 52722520 - 52722521 - - -

Magna 32-100FN 6-1/2” 2-Bolt Flange - 98052760 98052760 98052760 98052760 -

S35B 8-1/2” 2" NPT

UPS 43-44 BFC 8-1/2” 2-Bolt Flange* 52722520 - 52722521 - - -

H32B 8-1/2” Flange

UPS 43-44 BFC 8-1/2” 2-Bolt Flange 52722520 - 52722521 - - -

Magna 32-100FN 6-1/2” 2-Bolt Flange - 98052760 98052760 98052760 98052760 -

* May not match specific competitive flange orientation.

Grundfos provides no guarantee as to the accuracy of competitor information listed herein.