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Our offices are closed for Labor Day. Orders placed online will be processed on Tuesday 9/2/2025.

Our offices are closed for Labor Day. Orders placed online will be processed on Tuesday 9/2/2025.

Northern Lights Alternators and Switches for 773 Series Generators

Our vast selection of Northern Lights Alternators and Switches are sure to help with your M773 Generator needs.

If you do not see the Northern Lights part you are looking for, please use our quote request form or call us at 888.687.0539: our knowledgeable inside sales staff will gladly assist you.


ALTERNATOR - M16C / M20CL / M643 / L984 (12V, 14A)

$672.09

ALTERNATOR - M753K / M753W / NL753K (12V/40A, STANDARD GROUND, WITH REGULATOR)

Surplus Item - Special Pricing

$353.49

STOP SOLENOID - M844K2 (12V, ISOLATED GROUND)

$226.18

STOP SOLENOID - M773LW3 / NL773LW3 (24V, ISOLATED GROUND)

$429.75

OIL PRESSURE SWITCH - M773LW2 / M773LW3 / NL773LW3 (14.2 PSI, 1/8" BSPT)

$33.08

GLOW PLUG - M16C / M20CL / M20CR / M20CR2 (12V)

$31.15

OIL PRESSURE SWITCH - M673L2 (15 PSI, N.C. 1/8 NPT ISO GROUND)

Surplus Item - Special Pricing

$21.46

ALTERNATOR - M843N / M844 (24V/40A, STANDARD GROUND, MEDIUM FRAME)

$821.58

TEMPERATURE SWITCH - M673 / M673L / M673L2 / M673L3 (205DEGF/95DEGC, M16 X 1.5)

$154.89

RELAY BASE RETROFIT KIT - M854 / M773

$15.20

RELAY - M773LW2 / M773LW3 / NL773LW3 (12V, DC, 50A)

$6.48

RELAY - M753K / M753W / NL753K / NL753W (24V, DC, SPDT, 20A)

$8.10

OIL PRESSURE SENDER - M773LW2 / M773LW3 (80 PSI, STANDARD GROUND, 1/8" NPT)

$96.03

TOGGLE SWITCH - M643 / M643K / M643M / NL643 (SPDT, BLACK)

Surplus Item - Special Pricing

$13.90

CIRCUIT BREAKER - M16C / M20CL / M643 / M673 (15A, DC, PUSH BUTTON RESET)

$46.73

WATER TEMPERATURE SENDER - M773LW2 / M773LW3 / NL773LW3 (250DEGF, 3/8" NPT)

$31.07

SWITCH & HARNESS ASSEMBLY - M753K (12", HIGH EXHAUST TEMPERATURE 205F N.O.)

$566.73

A.C. VOLTAGE REGULATOR - M773LW2 (DST-100-2FAK)

$926.86

ROCKER SWITCH - M643 / M643K / M643M / NL643 (SPST)

$15.87

ROCKER SWITCH - M643 / M673 / M673D / M673L

$29.66

OIL PRESSURE GAUGE - M643 / M643K / M643M / NL643 (80 PSI, 12V)

$65.59

ENGINE TEMPERATURE GAUGE - M16C / MP150C / M643 / L984 (250DEGF/121DEGC, 12V)

$39.09

TEMPERATURE SWITCH - M673 / M673L / M673L2 (95C/203F M16X1.5 STD GROUND)

$168.03

GLOW PLUG - M773LW2 (12V, M8 X 1.0, MARKED YE01)

$35.96