Square D NW circuit breakers and Merlin Gerin Masterpact circuit breakers are custom configured at the factory to each application. Special details are required to insure that a Square D NW or MP Masterpact circuit breaker will function properly when you receive it. Quality Switchgear and our qualified technical staff will make sure that you get exactly what you need and that it will work right out of the crate. We offer the following:

Huge Selection in Stock
Reconditioned and Tested to Square D specifications
Repairs and testing
Replacement Parts
1 Year Warranty , Same as New!
Emergency Service and Repairs

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Square D Merlin Gerin Product Info from Quality SwitchGear, Inc. on Vimeo.

Merlin Gerin and Square D Masterpact by Amperage

INV. #	MFG.	CAT #	FRAME SIZE	TRIP TYPE	EXT. CAT. #
7-11-11-3	MG	CM1600HH	1600	ST206D
2-12-09-5	MG	CM3200N	2000	ST-CM1
4-26-11-18	SQ D	MP08H2	800	STR38S
4-26-11-20	SQ D	MP08H2	800	STR38S
6-26-08-6	MG	MP08NA	800
7-1-11-3	MG	MP12 H1	1200	STR58U
7-1-11-4	MG	MP12 H1	1200	STR58U
7-1-11-5	MG	MP12 H1	1200	STR58U
7-1-11-1	MG	MP12 H1	1200	STR58U
7-1-11-2	MG	MP12 H1	1200	STR58U
9-22-11-1	MG	MP12H1	1200	STR584
4-26-11-1	SQ D	MP12H2	1200	STR38S
4-26-11-5	SQ D	MP12H2	1200	STR38S
4-26-11-14	SQ D	MP16H2	1600	STR38S
4-26-11-16	SQ D	MP16H2	1600	STR38S
4-26-11-2	SQ D	MP16H2	1600	STR38S
6-22-10-4	MG	MP16HI	1600	STR58U
10-13-09-11	MG	MP20H1	2000	STR38S
10-13-09-5	MG	MP20H1	2000	STR38S
10-13-09-7	MG	MP20H1	2000	STR38S
4-1-10-22	MG	MP20H1	2000	STR38S
4-26-09-31	MG	MP20H1	2000
10-12-10-3	MG	MP30H1	3000	STR38S
10-12-10-4	MG	MP30H1	3000	STR38S
10-12-10-5	MG	MP30H1	3000	STR38S
10-12-10-6	MG	MP30H1	3000	STR38S
10-12-10-7	MG	MP30H1	3000	STR38S
7-1-11-10	MG	MP30H1	3000	STR38S
7-1-11-7	MG	MP30H1	3000	STR38S
7-1-11-8	MG	MP30H1	3000	STR38S
7-1-11-9	MG	MP30H1	3000	STR38S
6-22-10-1	MG	MP30H1	3000	STR38S
6-22-10-2	MG	MP30H1	3000	STR38S
7-1-11-6	MG	MP30H1	3000	STR38S
4-26-11-6	SQ D	MP30H2	3000	STR38S
4-26-11-7	SQ D	MP30H2	3000	STR38S
4-26-11-8	SQ D	MP30H2	3000
4-26-11-21	SQ D	MP30H2	3000	STR38S
4-26-11-22	SQ D	MP30H2	3000	STR38S
10-12-10-1	MG	MP30NA	3000	SWITCH
1-23-06-11	MG	MP40H1	4000
1-23-06-6	MG	MP40H1	4000	STR58U
1-23-06-7	MG	MP40H1	4000	STR58U
8-19-11-8	SQ D	NW08H	800	MICRO 5.0
5-6-10-2	SQ D	NW08H3	800	MICROLOGIC 5.0P	WA6AAR63A3SFBFXXLX
5-6-10-3	SQ D	NW08H3	800	MICROLOGIC 5.0P	WA6AAR63A3SFBFXXLX
3-17-10-1	SQ D	NW16H	1600	MICROLOGIC 5.0P	WL3EER44A9SFFFFXCX
1-25-10-8	SQ D	NW16H1	1600	MICROLOGIC 5.0P
1-25-10-1	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXJX
1-25-10-10	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXJX
1-25-10-11	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXCX
1-25-10-2	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXJX
1-25-10-3	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXJX
1-25-10-4	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXJX
1-25-10-5	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXJX
1-25-10-6	SQ D	NW16H1	1600	MICROLOGIC 5.0P	WA4EER63A3SXXXXXJX
10-20-10-9	MG	NW16N	1600	MICRO 5.0	WG1EER33A9CFFFXXAX
11-13-08-11	SQ D	NW20H3	2000	MICROLOGIC 5.0A	WA6FER43A95SPBBXALX
6-3-10-1	SQ D	NW20N	2000	MICROLOGIC 6.0A	WL1FFR44A9CXFXXXXA
6-3-10-2	SQ D	NW20N	2000	MICROLOGIC 6.0A	WL1FFR44A9CXFXXXXA
2-12-09-19	SQ D	NW30H	3000	MICROLOGIC 3.0A	WL3HHG31A9SXXXXXXX
1-25-10-7	SQ D	NW32H1	3200	MICROLOGIC 5.0P	WA4JJR63A3SFFFXJJA
6-27-11-3	SQ D	NW40H3	4000	MICROLOGIC 5.0P	YA6KKR63A3CFDFWXEA
6-27-11-1	SQ D	NW40H3	4000	MICROLOGIC 5.0P	YA6KKR63A3CFDFWXEA
6-27-11-2	SQ D	NW40H3	4000	MICROLOGIC 5.0P	YA6KKR63A3CFDFWXEA

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Merlin Gerin and Square D Masterpact Inventory

Square D NW Masterpact

Merlin CM molded case

Square D MP Masterpact

INV. #

MFG.

CAT #

FRAME SIZE

TRIP TYPE

EXT. CAT. #