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Home: EcoVantage Catalog: Electronics: Small Parts:

12 Volt 100 amp White Rogers Relay
Cat. No. MT-120-901
Weight 1 lbs

TYPE 120 SPNO
Single Pole Normally Open Contact, Dust Resistant, Water Resistant
and Case is Isolated from Bracket
SPECIFICATIONS
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 2.13”L x 2.88”W x 3.09”H (Std. Bracket)
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 2.50”L x 3.00”W x 3.03”H (L-Shaped Bracket)
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.0 oz.
Temperature Range, Intermittent Duty . . . -20° to +150°F
Temperature Range, Continuous Duty . . . -20° to +120°F
Terminations, Contacts . . . . . . . . . . . . . . . 5/16”-24 studs, .495” min. length
Terminations, Coil . . . . . . . . . . . . . . . . . . . . #10-32, .451” min. length
Recommended Mounting . . . . . . . . . . . . . . . . . . Coil terminals up or horizontal
Hardware Torque, Contact Terminal . . . . . . . . . . 45-55 in. lbs.
Hardware Torque, Coil Terminal . . . . . . . . . . . . . 12-18 in. lbs.
Caution: A back-up wrench must be used to hold the bottom nut stationary.

Model
Number
Duty
Cycle (1)
Terminal
Type (2)
Pole
Form
Bracket
Style
Coil
Voltage
D.C.
Coil
Resistance
(Ohms) (3)
Contact
Material

Contact Rating (Amps) – Inductive Load
Voltage
Normally Open
D.C.
Continuous
Inrush (4)
MT-120-901
Continuous
4
SPNO
Standard
12
16.0
Silver Alloy
12
100
400
MT-120-907
Continuous 4
SPNO L 12
16.0 Silver Alloy 12
100
400
MT-120-913
Continuous 3A
SPNO Standard 12 (5) 16.0 Silver Alloy 12 100 400
MT-120-943 Continuous 3A SPNO L 12 (5) 16.0 Silver Alloy 12 100 400

(1)Intermittent Duty Cycle = 30 seconds “ON” maximum and 6 minutes “OFF”
(2)“4” = Isolated Coil
(3)Coil resistance in Ohms @ 25°C
(4)Inrush Current: Current applied within the first 1/2 second of contact closure
(5)Coil grounded to bracket


Model:






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