Designed Security, Inc. (DSI)

- 42% less
ES411-KO DSI Door Prop Alarm Switch
SKU: ES411-KO
- 42% less
  Market price:$410.97 save $171.24
- $239.73
- 42% less
ES411-K2 DSI Door Prop Alarm With Alarm ST, Barrel Key
SKU: ES411-K2
- 42% less
  Market price:$428.97 save $178.74
- $250.23
- 29% less
ES411-K6 DSI DOOR PROP ALARM DPDT 2 GANG FACEPLATE
SKU: ES411-K6
- 29% less
  Market price:$350.00 save $99.77
- $250.23
- 42% less
ES451-K4 DSI Key Switch Control 4 Switches
SKU: ES451-K4
- 42% less
  Market price:$443.97 save $184.99
- $258.98
- 42% less
ES410-708 DSI ES411 Extended Time Delay
SKU: ES410-708
- 42% less
  Market price:$515.97 save $214.99
- $300.98
- 42% less
ES410-713 DSI Weatherized ES411 Door Prop Alarm With No Keyswitch
SKU: ES410-713
- 42% less
  Market price:$560.97 save $233.74
- $327.23
- 42% less
ES760-Q2/P1 DSI Kneespace Controller With Two Momentary Action Push
SKU: ES760-Q2/P1
- 42% less
  Market price:$566.97 save $236.24
- $330.73
- 42% less
ES300-XMC65 DSI Series Battery Powered Door Prop Alarm With Mortise Cylinder
SKU: ES300-XMC65
- 42% less
  Market price:$569.97 save $237.49
- $332.48
- 42% less
ES440-B1-C4 DSI Push Button Control, Shroud Momentary, Time Delay Relay (TDR)
SKU: ES440-B1-C4
- 42% less
  Market price:$572.97 save $238.74
- $334.23
- 42% less
ES440-B1-C5 DSI Push Button Control, Shroud Momentary, N/O & TDR
SKU: ES440-B1-C5
- 42% less
  Market price:$614.97 save $256.24
- $358.73
- 42% less
ES4300A-K0-T0 DSI Exit Alarm, No Key Without Tamper Switch
SKU: ES4300A-K0-T0
- 42% less
  Market price:$647.97 save $269.99
- $377.98
- 42% less
ES4300A-K1-T0 DSI Exit Alarm Double Bit With O Tamper Switch
SKU: ES4300A-K1-T0
- 42% less
  Market price:$662.97 save $276.24
- $386.73
- 42% less
ES441-717 DSI Single Gang Stainless Steel Key-Release Pushbutton
SKU: ES441-717
- 42% less
  Market price:$665.97 save $277.49
- $388.48
- 8% less
ES4200-K1-T1 DSI ES4200 Door Management Alarm With Keys
SKU: ES4200-K1-T1
- 8% less
  Market price:$433.97 save $33.97
- $400.00
- 42% less
ES4300-NL-K2 DSI Exit Alarm K2 Replaces With Key Switch, No Logo
SKU: ES4300-NL-K2
- 42% less
  Market price:$689.97 save $287.49
- $402.48
- 42% less
ES4300A-K1-T1 DSI Exit Alarm Dbl Bit With Tamper Switch
SKU: ES4300A-K1-T1
- 42% less
  Market price:$710.97 save $296.24
- $414.73
- 42% less
ES4300A-K2-T0 DSI Exit Alarm K2 Replaces Without Tamper Switch
SKU: ES4300A-K2-T0
- 42% less
  Market price:$719.97 save $299.99
- $419.98
- 42% less
ES442-B1-C9 DSI Pushbutton Control, Mullion Trim Plate, Shroud Momentary, Pneumatic
SKU: ES442-B1-C9
- 42% less
  Market price:$749.97 save $312.49
- $437.48
- 42% less
ES500W Battery Operated Exit Alarm - Weatherized
SKU: ES500W
- 42% less
  Market price:$759.15 save $316.31
- $442.84
- 42% less
ES4300-K2-T1 DSI Exit Alarm With Tamper Switch
SKU: ES4300-K2-T1
- 42% less
  Market price:$767.97 save $319.99
- $447.98

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