Interchangeable Hubs

Filter

Skip to Results

Search Within Category

Stocked Items

In Stock

Amperage Rating

Size

Country of Origin

Sub Brand

Enclosure

Special Features

Circuit Breaker Type

Number Of Contacts

Results Per Page

8162448

8 items

Sort by

Best MatchTop ProductsProduct: A to ZProduct: Z to APrice: Low to HighPrice: High to Low

Hide/Show Images

content loaded

Compare

SIEM ECHS100

Part #SIEM ECHS100 1" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens Rain Hub, Type HS, 1 in, Threaded Mount, For Use With: Circuit Breaker, Steel Material, 12.9 in L x 5.3 in W x 4 in H Dimensions

MFG #ECHS100

31 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$16.40 per EA (1) / EA

Regular Price: $23.20 per EA (1), you save $6.80 (29%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS075

Part #SIEM ECHS075 3/4" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SPEEDFAXâ„¢ Load Center Hub, Type HS, 3/4 in, For Use With: Low Voltage Specialty Load Centers, 2-1/2 in D

MFG #ECHS075

13 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$16.40 per EA (1) / EA

Regular Price: $23.20 per EA (1), you save $6.80 (29%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS250

Part #SIEM ECHS250 2-1/2" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SpeedFaxâ„¢ Rain Hub, Type ECHS, 2-1/2 in, Threaded Mount, For Use With: QPP, QPPH, HQPP, QJ2 Circuit Breakers Load Center, 12.9 in L

MFG #ECHS250

16 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$19.22 per EA (1) / EA

Regular Price: $27.20 per EA (1), you save $7.98 (29%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS200

Part #SIEM ECHS200 2" HUB NEAM3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SPEEDFAXâ„¢ Load Center Hub, Type HS, 2 in, For Use With: Low Voltage Specialty Load Centers, 2.43 in D

MFG #ECHS200

74 in Stock. More available 12/08/2025 and 12/22/2025

VIEW BRANCH INVENTORY

$16.92 per EA (1) / EA

Regular Price: $25.00 per EA (1), you save $8.08 (32%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS150

Part #SIEM ECHS150 1-1/2" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SpeedFaxâ„¢ Rain Hub, Interchangeable Type ECHS, 1-1/2 in Size, Threaded Mounting, For Use With: Type QP, QPH, HQP, BQ, BQH, HBQ, NGG

MFG #ECHS150

13 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$17.18 per EA (1) / EA

Regular Price: $24.30 per EA (1), you save $7.12 (29%)

QTY

ADD TO CARTADD TO LIST

Compare

SIEM ECHA100

Part #SIEM ECHA100 1" HUB NEMA3R USED ON 30AMP GENERAL DUTY SWITCHES 2 BOLT Siemens Load Center Hub, 1 in, Threaded Mount, For Use With: General Duty Safety Switch

MFG #ECHA100

13 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$10.70 per EA (1) / EA

Regular Price: $26.70 per EA (1), you save $16.00 (60%)

QTY

U/M

EA BX /50

ADD TO CARTADD TO LIST

Compare

SIEM ECHA075

Part #SIEM ECHA075 3/4" HUB NEMA3R USED ON 30AMP GENERAL DUTY SWITCHES Siemens Load Center Hub, 3/4 in, For Use With: General Duty Safety Switch, Aluminum, 7 in L x 1/2 in W x 9 in H

MFG #ECHA075

22 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$10.70 per EA (1) / EA

Regular Price: $26.70 per EA (1), you save $16.00 (60%)

QTY

ADD TO CARTADD TO LIST

Compare

SIEM ECHS125

Part #SIEM ECHS125 1-1/4" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens Rain Hub, Type HS, 1-1/4 in, Threaded Mount, For Use With: Circuit Breaker, Load Center, Main Lug, Main Breaker and Meter Socket, Aluminum Material,

MFG #ECHS125

87 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$16.04 per EA (1) / EA

Regular Price: $23.20 per EA (1), you save $7.16 (31%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS100

Part #SIEM ECHS100 1" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens Rain Hub, Type HS, 1 in, Threaded Mount, For Use With: Circuit Breaker, Steel Material, 12.9 in L x 5.3 in W x 4 in H Dimensions

MFG #ECHS100

31 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$16.40 per EA (1) / EA

Regular Price: $23.20 per EA (1), you save $6.80 (29%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS075

Part #SIEM ECHS075 3/4" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SPEEDFAXâ„¢ Load Center Hub, Type HS, 3/4 in, For Use With: Low Voltage Specialty Load Centers, 2-1/2 in D

MFG #ECHS075

13 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$16.40 per EA (1) / EA

Regular Price: $23.20 per EA (1), you save $6.80 (29%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS250

Part #SIEM ECHS250 2-1/2" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SpeedFaxâ„¢ Rain Hub, Type ECHS, 2-1/2 in, Threaded Mount, For Use With: QPP, QPPH, HQPP, QJ2 Circuit Breakers Load Center, 12.9 in L

MFG #ECHS250

16 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$19.22 per EA (1) / EA

Regular Price: $27.20 per EA (1), you save $7.98 (29%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS200

Part #SIEM ECHS200 2" HUB NEAM3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SPEEDFAXâ„¢ Load Center Hub, Type HS, 2 in, For Use With: Low Voltage Specialty Load Centers, 2.43 in D

MFG #ECHS200

74 in Stock. More available 12/08/2025 and 12/22/2025

VIEW BRANCH INVENTORY

$16.92 per EA (1) / EA

Regular Price: $25.00 per EA (1), you save $8.08 (32%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECHS150

Part #SIEM ECHS150 1-1/2" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens SpeedFaxâ„¢ Rain Hub, Interchangeable Type ECHS, 1-1/2 in Size, Threaded Mounting, For Use With: Type QP, QPH, HQP, BQ, BQH, HBQ, NGG

MFG #ECHS150

13 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$17.18 per EA (1) / EA

Regular Price: $24.30 per EA (1), you save $7.12 (29%)

QTY

ADD TO CARTADD TO LIST

Compare

SIEM ECHA100

Part #SIEM ECHA100 1" HUB NEMA3R USED ON 30AMP GENERAL DUTY SWITCHES 2 BOLT Siemens Load Center Hub, 1 in, Threaded Mount, For Use With: General Duty Safety Switch

MFG #ECHA100

13 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$10.70 per EA (1) / EA

Regular Price: $26.70 per EA (1), you save $16.00 (60%)

QTY

U/M

EA BX /50

ADD TO CARTADD TO LIST

Compare

SIEM ECHA075

Part #SIEM ECHA075 3/4" HUB NEMA3R USED ON 30AMP GENERAL DUTY SWITCHES Siemens Load Center Hub, 3/4 in, For Use With: General Duty Safety Switch, Aluminum, 7 in L x 1/2 in W x 9 in H

MFG #ECHA075

22 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$10.70 per EA (1) / EA

Regular Price: $26.70 per EA (1), you save $16.00 (60%)

QTY

ADD TO CARTADD TO LIST

Compare

SIEM ECHS125

Part #SIEM ECHS125 1-1/4" HUB NEMA3R USED ON 60-200AMP GENERAL DUTY & 30-200AMP HEAVY DUTY SWITCHES Siemens Rain Hub, Type HS, 1-1/4 in, Threaded Mount, For Use With: Circuit Breaker, Load Center, Main Lug, Main Breaker and Meter Socket, Aluminum Material,

MFG #ECHS125

87 in Stock. More available 12/22/2025

VIEW BRANCH INVENTORY

$16.04 per EA (1) / EA

Regular Price: $23.20 per EA (1), you save $7.16 (31%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Results Per Page

8162448