-
Available Now! 
Available Now!MDI Mercury Relays
35NO-120AT
Mercury Relay, 1 Pole, 35 Amp (35A), NO, 120VAC, Nylon Strap Around Poles
$42.03$42.03 -
Available Now! 
Available Now!MDI Mercury Relays
30NO-120A
Mercury Relay, 1 Pole, 30 Amp (30A), NO, 120VAC, Nylon Strap Around Poles
$34.77$34.77 -
Available Now! 
$27.58$27.58 -
Available Now! 
Available Now!MDI Mercury Relays
35NO-120AH
Mercury Relay, 1 Pole, 35 Amp (35A), NO, 120VAC, Inductive/Lighting Loads, Nylon Strap Around Poles
$41.09$41.09 -
Available Now! 
Available Now!MDI Mercury Relays
35NO-24A
Mercury Relay, 1 Pole, 35 Amp (35A), NO, 24VAC, Nylon Strap Around Poles
$41.09$41.09 -
MDI Mercury Relays
100NO-220AH-6A
Mercury Relay, 1 Pole, 100 Amp (100A), NO, 208/240V, High Voltage, SPST, Nylon Strap Around Poles
$165.08$165.08 -
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Available Now!MDI Mercury Relays
3100NO-120A
Mercury Relay, 3 Pole, 100 Amp (100A), NO, 120VAC, Metal Strap Around Poles
$398.44$398.44 -
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Available Now!MDI Mercury Relays
330NO-120A
Mercury Relay, 3 Pole, 30 Amp (30A), NO, 120VAC, Nylon Strap Around Poles
$92.19$92.19 -
Available Now! 
Available Now!MDI Mercury Relays
60NO-120A
Mercury Relay, 1 Pole, 60 Amp (60A), NO, 120VAC, Nylon Strap Around Poles
$62.50$62.50 -
MDI Mercury Relays
260NC-120A-18
Mercury Relay, 2 Pole, 60 Amp (60A), NC, 120VAC, Steel Strap Around Poles
$129.53$129.53 -
Available Now! 
Available Now!MDI Mercury Relays
100NO-120AH
Mercury Relay, 1 Pole, 100 Amp (100A), NO, 120VAC, Inductive/Lighting Loads, Nylon Strap Around Poles
$131.80$131.80 -
Available Now! 
Available Now!MDI Mercury Relays
235NO-24D-18
Mercury Relay, 2 Pole, 35 Amp (35A), NO, 24VDC, Steel Strap Around Poles
$82.03$82.03
Mercury relays, or mercury contactors, can handle high currents and frequent switching cycles plus they often last for decades with little to no maintenance.
Due to containing mercury, they are often replaced by solid state relays.