The Siemens 5TT5700-2 is an INSTA series contactor with two normally-open contacts, rated for 20 A at 230/400 V AC and a 24 V AC coil. This is a compact, snap-on module designed for DIN-rail mounting in distribution boards and control panels — the 2 NO configuration suits switching resistive or lightly inductive loads where a single-pole or double-pole make is needed, such as lighting circuits or small heater banks.
5TT5700-2 INSTA Contactor 2NO 20A 230/400V AC 24V AC Coil
MPN5TT5700-2
Siemens INSTA series contactor, 5TT5700-2, 2 NO contacts, 20 A at 230/400 V AC, 24 V AC coil activation.
Source DocumentedChannel stated on listing & quote
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Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Product details
Frequently asked questions
Where can I buy the 5TT5700-2 and get a price?
The 5TT5700-2 is sourced and quoted to order against an RFQ through our independent distribution network. Submit an RFQ for current availability and pricing.
What are the key specifications of the 5TT5700-2?
The 5TT5700-2 is an INSTA contactor with 2 normally-open contacts rated for 20 A at 230/400 V AC, with a 24 V AC coil for activation.
MPN
5TT5700-2