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STI parts

19 listings · 17 in stock

17 STI parts are on our shelves today, each one photographed as the actual unit that ships, not a stock picture. Most of what we carry falls under Safety Relays, Interlocks & Equipment, Photoelectric Sensors & Light Curtains and Transmitters & Signal Conditioners.

More about STI

In terms of condition, there are 11 used, 4 open box, 1 new surplus and 1 sold for parts or repair. Prices start at $13.89 and go up to $1,003.89. Order by 3 PM CT on a business day (Mon to Fri) and it ships the same day from Princeton, TX, free shipping to all 50 US states. Our 30-day guarantee covers every item here except those sold for parts or repair. KIV Industrial Parts is an independent surplus seller, not an authorized STI distributor, so the manufacturer warranty does not apply.

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1 to 19 of 19 results

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STI 44507-0620 Magnetic Safety Interlock Switch

STI

44507-0620

STI 44507-0620 MA-9DPCC Magnetic Safety Interlock Switch 24V DC 1A 1 N/C IP67

New, Open Box

Only 4 left

Free shippingShips next business day

$244.89

Make an offer on STI 44507-0620
STI MCF4200 Safety Relay

STI

MCF4200

STI Microsafe MCF4200 Flexible Series 43404-0200 MOF4220R-3 508MM

Used

Only 1 left

Free shippingShips next business day

$56.89

Make an offer on STI MCF4200
STI 4600SERIES Mini Safe 70157-1272 Transmitter

STI

4600SERIES

STI Mini Safe 4600SERIES 70157-1272 M846-14-520-Q1-X-HA1 Transmitter 285MA 24VDC

Used

Only 1 left

Free shippingShips next business day

$56.89

Make an offer on STI 4600SERIES
STI 70158-1853 Light Curtain Receiver

STI

70158-1853

STI MiniSafe 4600 70158-1853 Light Curtain Receiver 14-36mm 24VDC Safety Sensor

Used

Only 1 left

Free shippingShips next business day

$290.89

Make an offer on STI 70158-1853
STI STI-13000

STI

STI-13000

STI STI-13000 Series Alarm Box Accessory Type F Sub Assembly

New, Open Box

Only 1 left

Free shippingShips next business day

$67.89

Make an offer on STI STI-13000
STI DD16129 QuickTrak Motor Enclosure

STI

DD16129

STI QuickTrak DD16129 40VDC 3A Motor Enclosure IP66 ATEX CE Exd T6/T5

New

Only 1 left

Free shippingShips next business day

$351.89

Make an offer on STI DD16129
STI 42672-0160 MINISAFE Light Curtain Receiver

STI

42672-0160

STI 42672-0160 MS4316BR MINISAFE Light Curtain Receiver 16in 406mm 1-30ft

Used

Only 1 left

Free shippingShips next business day

$48.89

Make an offer on STI 42672-0160
STI 42672-0200 NEMA 4 IP65 Industrial Sensor

STI

42672-0200

STI MINISAFE MS4300 DSti, 42672-0200 MS4320B-R NEMA 4, IP65 Industrial Sensor

Used

Only 1 left

Free shippingShips next business day

$21.89

Make an offer on STI 42672-0200
STI 4300B-2 MiniSafe/FlexSafe Light

STI

4300B-2

STI Scientific Technologies Inc 4300B-2 MiniSafe/FlexSafe Light Safety FOR PARTS

For Parts / Repair

Only 1 left

Free shippingShips next business day

$64.89

Make an offer on STI 4300B-2
STI 942-035-67 2941 Cartridge Heater

STI

942-035-67

STI 2941 942-035-67 E Cartridge Heater Braided Flexible Leads Stainless Sheath

New, Open Box

Only 1 left

Free shippingShips next business day

$13.89

Make an offer on STI 942-035-67
STI CP-ACC2 Sensor Accessory Light Curtain

STI

CP-ACC2

STI Automation CP-ACC2 Spares 90 Kit 122795 Sensor Accessory Light Curtain Part

New, Open Box

Only 1 left

Free shippingShips next business day

$117.89

Make an offer on STI CP-ACC2

STI

MS4300

STI MS4300 Industrial Part, New

New

Available

Free shippingShips in 3 to 5 business days

$351.89

STI parts: common questions

Do you have STI parts in stock?

Yes. 17 STI listings are in stock right now, mostly Safety Relays, Interlocks & Equipment, Photoelectric Sensors & Light Curtains and Transmitters & Signal Conditioners, priced from $13.89 to $1,003.89. Every one is photographed, and all of them are listed on this page.

Do STI parts ship the same day?

Yes, when you order by 3 PM CT on a business day (Mon to Fri): in-stock items ship the same day from Princeton, TX, with free shipping to all 50 US states.

Can I request a STI part you don't list?

Yes. Request a quote with the part number and we check our warehouse and our sourcing network. We answer within 1 hour during business hours (Mon to Fri 9 to 4:30 CT).

Are you an authorized STI distributor?

No. KIV Industrial Parts is not an authorized distributor of STI, and the manufacturer warranty does not apply. Our own 30-day guarantee covers every item except those sold for parts or not working.

KIV Industrial Parts is NOT an authorized distributor of STI. Manufacturer warranty does not apply.

STI is a trademark of its owner, used here only to identify the products. Trademark disclaimer