5093c price and stock

5093c Details
Register or Sign In to sort your Preferred Distributors to the top of the list!

Authorized Distributors

Independent Distributors

  • Ameya
  • Bristol
  • Chip 1 Exchange
  • Chip Stock
  • Chip-Germany GmbH
  • Component Electronics, Inc
  • Futuretech Components
  • Greenchips
  • IBS Electronics
  • JRH Electronics
  • LCSC
  • MacroQuest
  • Neutron USA
  • NexGen Digital
  • Quest
  • SEMIX
  • Sense Electronic
  • Sensible Micro Corp
  • Shengyu Electronics →
  • Utmel Electronic
  • Velocity Electronics
  • Vyrian →
  • Win Source Electronics
Show Filters
Select Manufacturer
Select Manufacturer
Alpha Wire
Century Spring Corp
SERPAC Electronic Enclosures
Phoenix Contact
Agilent Technologies Inc
Bimba Manufacturing Company
SMC Corporation of America
GEFRAN spa
NAS Nuts
Panasonic Electronic Components
Canon Inc
Keysight Technologies
Honest Han
Teledyne e2v
Not Found
Top of Page ↑

Farnell Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
5093C SL005. DISTI # 1745291
Alpha Wire CABLE, 24AWG, 3 CORE, SLATE, 30.5M RoHS: Compliant Min Qty: 1 Lead time: 2 Weeks, 6 Days Container: Reel 5093C SL005. Part Details 46
  • 1 £240.3600
£240.3600 Buy Now 5093C SL005. Part Details
5093C SL002 DISTI # 1745290
Alpha Wire CABLE, 24AWG, 3 CORE, SLATE, 152.4M RoHS: Compliant Min Qty: 1 Lead time: 2 Weeks, 6 Days Container: Reel 5093C SL002 Part Details 12
  • 1 £1,387.0000
£1,387.0000 Buy Now 5093C SL002 Part Details
5093C SL033 DISTI # 4352650
Alpha Wire MULTICORE CABLE, 24AWG, 3CORE, 99.97M RoHS: Compliant Min Qty: 1 Lead time: 2 Weeks, 6 Days Container: Reel 5093C SL033 Part Details 3
  • 1 £610.3800
£610.3800 Buy Now 5093C SL033 Part Details
5093C SL001 DISTI # 1745289
Alpha Wire CABLE, 24AWG, 3 CORE, SLATE, 304.8M RoHS: Compliant Min Qty: 1 Lead time: 2 Weeks, 6 Days Container: Reel 5093C SL001 Part Details 0
  • 1 £1,817.0000
£1,817.0000 Buy Now 5093C SL001 Part Details
5093C SL005 DISTI # 1182565
Alpha Wire CABLE, 24AWG, SCRN, 3CORE, 30.5M RoHS: Compliant Min Qty: 1 Lead time: 5 Weeks, 4 Days Container: Reel 5093C SL005 Part Details 0
  • 10 £241.6900
  • 5 £246.6200
  • 1 £284.0300
£241.6900 / £284.0300 Buy Now 5093C SL005 Part Details

View all '5093c' results from Farnell

Top of Page ↑

DigiKey ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
5093CS DISTI # 2343-5093CS-ND
Century Spring Corp EXT O= .156,L= .97,W= .025 Min Qty: 1 Lead time: 2 Weeks Container: Box MARKETPLACE PRODUCT 5093CS Part Details 370
In Stock
  • 500 $1.6853
  • 300 $1.9100
  • 150 $2.0223
  • 50 $2.1346
  • 1 $2.2500
$1.6853 / $2.2500 Buy Now 5093CS Part Details
5093C SL005 DISTI # 5093CSL005-ND
Alpha Wire CABLE 3CON 24AWG SLATE SHLD 100' Min Qty: 1 Lead time: 4 Weeks Container: Spool 5093C SL005 Part Details 67
In Stock
  • 25 $361.9768
  • 10 $369.9320
  • 7 $379.9043
  • 5 $389.5060
  • 3 $404.4600
  • 2 $416.6550
  • 1 $438.2000
$361.9768 / $438.2000 Buy Now 5093C SL005 Part Details
5093C SL002 DISTI # 5093CSL002-ND
Alpha Wire CABLE 3CON 24AWG SLATE SHLD 500' Min Qty: 1 Lead time: 4 Weeks Container: Spool 5093C SL002 Part Details 5
In Stock
  • 1 $1,698.5300
$1,698.5300 Buy Now 5093C SL002 Part Details
5093C SL033 DISTI # 5093CSL033-328-ND
Alpha Wire CABLE 3CON 24AWG SLATE SHLD 100M Min Qty: 1 Lead time: 4 Weeks Container: Spool 5093C SL033 Part Details 4
In Stock
  • 7 $792.5057
  • 5 $807.3420
  • 3 $838.6800
  • 2 $864.2300
  • 1 $909.3700
$792.5057 / $909.3700 Buy Now 5093C SL033 Part Details
5093C SL001 DISTI # 5093CSL001-ND
Alpha Wire CABLE 3COND 24AWG SHLD 1000' Min Qty: 1 Lead time: 4 Weeks Container: Spool 5093C SL001 Part Details 3
In Stock
  • 3 $2,110.7067
  • 2 $2,149.6550
  • 1 $2,263.4900
$2,110.7067 / $2,263.4900 Buy Now 5093C SL001 Part Details
5093C SL199 DISTI # 5093CSL199-ND
Alpha Wire CBL 3COND 24AWG SHLD 1000=1000' Min Qty: 1000 Lead time: 4 Weeks Container: Spool 5093C SL199 Part Details Temporarily Out of Stock
  • 1000 $3.9772
$3.9772 Buy Now 5093C SL199 Part Details
5093C BK199 DISTI # 5093CBK199-ND
Alpha Wire CABLE 3COND 24AWG BLK SHLD 1000' Min Qty: 1000 Lead time: 5 Weeks Container: Spool 5093C BK199 Part Details Temporarily Out of Stock
  • 1000 $3.9772
$3.9772 Buy Now 5093C BK199 Part Details

View all '5093c' results from DigiKey

Top of Page ↑

Mouser Electronics ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
5093C SL005 DISTI # 602-5093C-100
Alpha Wire Multi-Conductor Cables 24AWG 3C SHIELD 100ft SPOOL SLATE RoHS: Compliant 5093C SL005 Part Details 1
  • 1 $429.9600
  • 2 $404.4500
  • 5 $379.9000
  • 10 $369.9300
$369.9300 / $429.9600 Buy Now 5093C SL005 Part Details
5093C SL001 DISTI # 602-5093C-1000
Alpha Wire Multi-Conductor Cables 24 AWG 3 Conductor 300V Foil SR PVC PVC, 1000 ft Spool - Slate RoHS: Compliant 5093C SL001 Part Details 0
  • 1 $2,263.4800
  • 2 $2,149.6500
$2,149.6500 / $2,263.4800 Order Now 5093C SL001 Part Details
5093C SL002 DISTI # 602-5093C-500
Alpha Wire Multi-Conductor Cables 24 AWG 3 Conductor 300V Foil SR PVC PVC, 500 ft Spool - Slate RoHS: Compliant 5093C SL002 Part Details 0
  • 1 $1,959.0600
  • 2 $1,860.7300
$1,860.7300 / $1,959.0600 Order Now 5093C SL002 Part Details
5093C SL033 DISTI # 602-5093C-328-09
Alpha Wire Multi-Conductor Cables 24 AWG 3 Conductor 300V Foil SR PVC PVC, 328 ft Spool - Slate RoHS: Compliant 5093C SL033 Part Details 0
  • 1 $909.3600
  • 2 $851.9500
$851.9500 / $909.3600 Order Now 5093C SL033 Part Details
093C,AL DISTI # 635-093CAL
SERPAC Electronic Enclosures Enclosures, Boxes, & Cases 093C Clear Top/Almond Enclosure 093C,AL Part Details 0
  • 1 $16.2700
  • 10 $14.7400
  • 25 $14.0100
  • 50 $13.5600
  • 100 $13.1100
  • 250 $12.8800
  • 500 $12.8300
$12.8300 / $16.2700 Order Now 093C,AL Part Details
093C,BK DISTI # 635-093CBK
SERPAC Electronic Enclosures Enclosures, Boxes, & Cases 093C Clear Top/Black Enclosure 093C,BK Part Details 0
  • 1 $14.3200
  • 10 $13.6900
  • 25 $13.5200
  • 50 $13.2100
  • 100 $13.1600
  • 250 $13.1300
  • 500 $13.1200
$13.1200 / $14.3200 Order Now 093C,BK Part Details
093C,GY DISTI # 635-093CGY
SERPAC Electronic Enclosures Enclosures, Boxes, & Cases 093C Clear Top/Gray Enclosure 093C,GY Part Details 0
  • 1 $16.2700
  • 10 $14.7400
  • 25 $14.0100
  • 50 $13.5600
  • 100 $13.1100
  • 250 $12.8800
  • 500 $12.8300
$12.8300 / $16.2700 Order Now 093C,GY Part Details

View all '5093c' results from Mouser Electronics

Top of Page ↑

RS (Formerly Allied Electronics & Automation)

Part # Manufacturer Description Stock Price Price Range Buy
Phoenix Contact NBC-R4ACS/5,0-93C/OE | Phoenix Contact 1112868 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 3 Weeks, 0 Days Container: Bulk 1112868 (”NBC-... Part Details 2
  • 1 $52.3200
$52.3200 Buy Now 1112868 (”NBC-... Part Details
Phoenix Contact NBC-R4ACS/5,0-93C/R4ACS | Phoenix Contact 1112933 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 3 Weeks, 0 Days Container: Bulk 1112933 (”NBC-... Part Details 2
  • 1 $57.3600
$57.3600 Buy Now 1112933 (”NBC-... Part Details
Phoenix Contact NBC-M 8MS/ 5,0-93C/M 8MS | Phoenix Contact 1426304 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 3 Weeks, 0 Days Container: Bulk 1426304 (”NBC-... Part Details 2
  • 1 $89.3200
$89.3200 Buy Now 1426304 (”NBC-... Part Details
5093C SL005 DISTI # 70138317
Alpha Wire Multiconductor, 3C, 24AWG, Stranded, Foil, Gray, PVC, Xtra-Guard 1 Series | Alpha Wire 5093C SL005 RoHS: Compliant Min Qty: 1 Package Multiple: 100 Container: ft. Coil 5093C SL005 Part Details 1
  • 1 $442.5800
  • 5 $407.1800
$407.1800 / $442.5800 Buy Now 5093C SL005 Part Details
85093C DISTI # 71209060
Agilent Technologies Inc RD Ecal Module, 300 kHz to 9 GHz, 3.5mm, 2-Port | Keysight Technologies 85093C RoHS: Not Compliant Min Qty: 1 Package Multiple: 1 Container: Bulk 85093C Part Details 0
  • 1 $9,813.0000
$9,813.0000 RFQ 85093C Part Details
5093C SL002 DISTI # 70138318
Alpha Wire Multiconductor, 3C, 24AWG, Stranded, Foil, Gray, PVC, Xtra-Guard 1 Series | Alpha Wire 5093C SL002 RoHS: Compliant Min Qty: 1 Package Multiple: 500 Container: ft. Coil 5093C SL002 Part Details 0
  • 1 $1,977.3500
$1,977.3500 RFQ 5093C SL002 Part Details
5093C SL001 DISTI # 73595927
Alpha Wire Multiconductor Cable, 3C, 24AWG, Foil Shield, 300V, PVC Gray, Xtra-Guard 1 | Alpha Wire 5093C SL001 RoHS: Compliant Min Qty: 1 Package Multiple: 1000 Lead time: 4 Weeks, 0 Days Container: ft. Coil 5093C SL001 Part Details 0
  • 1 $2,309.4000
$2,309.4000 RFQ 5093C SL001 Part Details
FO-509-3CFT DISTI # 75314251
Bimba Manufacturing Company 1-1/2in Bore , Stroke: 0.312 Inch(s), Threaded Mounting Holes, Rear [3R] | Bimba FO-509-3CFT RoHS: Not Compliant Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk FO-509-3CFT Part Details 0
  • 1 $262.1000
$262.1000 RFQ FO-509-3CFT Part Details
C96SDB50-93C DISTI # 74738133
SMC Corporation of America CYLINDER, ISO, TIE ROD, C96 SERIES | SMC Corporation C96SDB50-93C RoHS: Not Compliant Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk C96SDB50-93C Part Details 0
  • 1 $147.1100
$147.1100 RFQ C96SDB50-93C Part Details
GEFRAN spa Standard size load cell | Gefran F005093 RoHS: Not Compliant Min Qty: 1 Package Multiple: 1 Container: Bulk F005093 (CM-K7M-C-S ... Part Details 0
  • 1 $1,811.5000
$1,811.5000 RFQ F005093 (CM-K7M-C-S ... Part Details

View all '5093c' results from RS

Top of Page ↑

Verical Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
5093C SL005 DISTI # 65007690
Alpha Wire Shielded Multi-Conductor Cable 3Conductors 24AWG 4.49mm 300VAC Slate 30.48m Spool RoHS: Compliant Min Qty: 1 Package Multiple: 1 5093C SL005 Part Details Americas - 1
  • 1 $443.2706
$443.2706 Buy Now 5093C SL005 Part Details
Top of Page ↑

Bisco Industries Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
NAS Nuts   NAS509-3C Part Details 285   Buy Now NAS509-3C Part Details
Top of Page ↑

Onlinecomponents.com ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
Alpha Wire Slate - 30.48m (100ft)/Spool RoHS: Compliant 5093C-SL005 Part Details 1 In Stock
46 Factory Stock
  • 5 $341.0600
  • 3 $359.9400
  • 1 $376.7800
$341.0600 / $376.7800 Buy Now 5093C-SL005 Part Details
Alpha Wire Slate - 30.48m (100ft)/Spool RoHS: Compliant 5093C-SLATE-100 Part Details 1 In Stock
  • 5 $341.0600
  • 3 $359.9400
  • 1 $376.7800
$341.0600 / $376.7800 Buy Now 5093C-SLATE-100 Part Details
Alpha Wire Black - Customer Specified Length in ft/Bulk RoHS: Compliant 5093C-BK199 Part Details 0
  • 1000 $3.9700
  • 750 $4.0500
  • 500 $5.7600
  • 250 $10.8800
$3.9700 / $10.8800 Buy Now 5093C-BK199 Part Details
Alpha Wire Multi-Conductor Cable - 3 Conductors - 24 AWG - 7/32 Conductor Strand - 300V - Slate Jacket - Custom... er Specified Length in ft/Bulk. more RoHS: Compliant 5093C-SL199 Part Details 0
  • 1000 $3.9700
  • 750 $4.0500
  • 500 $5.7600
  • 250 $10.8800
$3.9700 / $10.8800 Buy Now 5093C-SL199 Part Details
Alpha Wire Slate - 304.8m (1000ft)/Spool RoHS: Compliant 5093C-SL001 Part Details Alternative Product Available
  • 5 $2,172.2300
  • 3 $2,205.3100
  • 1 $2,326.1400
$2,172.2300 / $2,326.1400 Buy Now 5093C-SL001 Part Details
Alpha Wire Multi-Conductor Cable - 3 Conductors - 24 AWG - 7/32 Conductor Strand - 300V - Slate Jacket - 152.4m... (500ft)/Spool. more RoHS: Compliant 5093C-SL002 Part Details 12 Factory Stock
  • 5 $1,888.2300
  • 3 $1,938.5800
  • 1 $1,991.6900
$1,888.2300 / $1,991.6900 Buy Now 5093C-SL002 Part Details
Alpha Wire Slate - 100m (328ft)/Spool RoHS: Compliant 5093C-SL033 Part Details 3 Factory Stock
  • 5 $850.1000
  • 3 $872.2400
  • 1 $885.5200
$850.1000 / $885.5200 Buy Now 5093C-SL033 Part Details
Alpha Wire Multi-Conductor Cable - 3 Conductors - 24 AWG - 7/32 Conductor Strand - 300V - Slate Jacket - 152.4m... (500ft)/Spool. more RoHS: Compliant 5093C-SLATE-500 Part Details 0
  • 5 $1,888.2300
  • 3 $1,938.5800
  • 1 $1,991.6900
$1,888.2300 / $1,991.6900 Buy Now 5093C-SLATE-500 Part Details
Alpha Wire Black - Customer Specified Length in ft/Bulk RoHS: Compliant 5093C-BLACK-BULK Part Details 0
  • 1000 $3.9700
  • 750 $4.0500
  • 500 $5.7600
  • 250 $10.8800
$3.9700 / $10.8800 Buy Now 5093C-BLACK-BULK Part Details
Alpha Wire Slate - 100m (328ft)/Spool RoHS: Compliant 5093C-SLATE-328 Part Details 0
  • 5 $850.1000
  • 3 $872.2400
  • 1 $885.5200
$850.1000 / $885.5200 Buy Now 5093C-SLATE-328 Part Details
Alpha Wire Slate - 304.8m (1000ft)/Spool RoHS: Compliant 5093C-SLATE-1000 Part Details 0
  • 5 $2,172.2300
  • 3 $2,205.3100
  • 1 $2,326.1400
$2,172.2300 / $2,326.1400 Buy Now 5093C-SLATE-1000 Part Details

View all '5093c' results from Onlinecomponents.com

Top of Page ↑

TTI ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
EEE-FTA331XAP DISTI # EEE-FTA331XAP
Panasonic Electronic Components Aluminum Electrolytic Capacitors - SMD 330uF 10volts 6.3x7.7mm SMD RoHS: Compliant pbFree: Pb-Free Min Qty: 900 Package Multiple: 900 Container: Reel EEE-FTA331XAP Part Details Americas - 900
In Stock
  • 900 $0.2320
  • 1800 $0.2280
  • 2700 $0.2230
  • 5400 $0.2190
  • 9000 $0.2150
  • 13500 $0.2100
  • 25200 $0.2060
$0.2060 / $0.2320 Buy Now EEE-FTA331XAP Part Details
1038763 DISTI # 1038763
Phoenix Contact Ethernet Cables / Networking Cables NBC-M12MSD/5,0-93C/M12FSD RoHS: Compliant pbFree: Pb-Free Min Qty: 1 Package Multiple: 1 Container: Each 1038763 Part Details Americas - 0
  • 1 $91.8800
  • 10 $87.5100
  • 50 $85.7900
  • 100 $84.1100
$84.1100 / $91.8800 Buy Now 1038763 Part Details
Top of Page ↑

TME ECIA Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
5093C SL005 DISTI # 5093C-SL005
Alpha Wire Wire, Xtra Guard® 1, 3x24AWG, shielded,Al-PET foil, PVC, 300V Min Qty: 1 5093C SL005 Part Details 1
  • 5 $267.9100
  • 3 $306.1800
  • 1 $344.4500
$267.9100 / $344.4500 Buy Now 5093C SL005 Part Details
5093C SL001 DISTI # 5093C-SL001
Alpha Wire Wire, Xtra Guard® 1, 3x22AWG, shielded,Al-PET foil, PVC, 300V Min Qty: 1 5093C SL001 Part Details 0
  • 5 $2,131.6300
  • 3 $2,436.1500
  • 1 $2,740.6700
$2,131.6300 / $2,740.6700 RFQ 5093C SL001 Part Details
Top of Page ↑

NAC ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
Canon Inc CYAN CARTRIDGE 069 STANDARD RoHS: Compliant Min Qty: 1 Package Multiple: 1 5093C001 Part Details 0   RFQ 5093C001 Part Details
Top of Page ↑

TestEquity LLC Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
85093C/M0F DISTI # 15315.5
Keysight Technologies Keysight 85093C/M0F RF Electronic Calibration Module (ECal), 300 kHz to 9 GHz, 2-port 85093C/M0F Part Details 0
  • 1 $9,813.0000
$9,813.0000 Buy Now 85093C/M0F Part Details
85093C/00F DISTI # 15315.1
Keysight Technologies Keysight 85093C/00F RF Electronic Calibration Module (ECal), 300 kHz to 9 GHz, 2-port 85093C/00F Part Details 0
  • 1 $9,813.0000
$9,813.0000 Buy Now 85093C/00F Part Details
Top of Page ↑

Master Electronics ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
Alpha Wire Slate - 30.48m (100ft)/Spool RoHS: Compliant 5093C-SL005 Part Details 1 In Stock
46 Factory Stock
  • 5 $341.0600
  • 3 $359.9400
  • 1 $376.7800
$341.0600 / $376.7800 Buy Now 5093C-SL005 Part Details
Alpha Wire Slate - 30.48m (100ft)/Spool RoHS: Compliant 5093C-SLATE-100 Part Details 1 In Stock
  • 5 $341.0600
  • 3 $359.9400
  • 1 $376.7800
$341.0600 / $376.7800 Buy Now 5093C-SLATE-100 Part Details
Alpha Wire Slate - 304.8m (1000ft)/Spool RoHS: Compliant 5093C-SL001 Part Details Alternative Product Available
  • 5 $2,172.2300
  • 3 $2,205.3100
  • 1 $2,326.1400
$2,172.2300 / $2,326.1400 Buy Now 5093C-SL001 Part Details
Alpha Wire Multi-Conductor Cable - 3 Conductors - 24 AWG - 7/32 Conductor Strand - 300V - Slate Jacket - 152.4m... (500ft)/Spool. more RoHS: Compliant 5093C-SL002 Part Details 12 Factory Stock
  • 5 $1,888.2300
  • 3 $1,938.5800
  • 1 $1,991.6900
$1,888.2300 / $1,991.6900 Buy Now 5093C-SL002 Part Details
Alpha Wire Slate - 100m (328ft)/Spool RoHS: Compliant 5093C-SL033 Part Details 3 Factory Stock
  • 5 $850.1000
  • 3 $872.2400
  • 1 $885.5200
$850.1000 / $885.5200 Buy Now 5093C-SL033 Part Details

View all '5093c' results from Master Electronics

Top of Page ↑

FDH Electronics (Formerly Electro Enterprises & BJG Electronics) • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
ALPHA 5093C DISTI # ALPHA 5093C
Alpha Wire Wire and Cable Min Qty: 1 ALPHA 5093C Part Details 800
  • 1 $2.6870
  • 5 $2.6870
  • 10 $2.6870
  • 25 $2.6870
  • 50 $2.6870
  • 100 $2.6870
  • 250 $2.6870
  • 500 $2.2870
  • 1000 $1.9540
  • 2500 $1.8860
  • 10000 $1.8220
$1.8220 / $2.6870 Buy Now RFQ ALPHA 5093C Part Details
Top of Page ↑

Shengyu Electronics Technology Limited  

Part # Manufacturer Description Stock Price Price Range Buy
Honest Han TSSOP30 STW5093CYLT Part Details 16979   RFQ STW5093CYLT Part Details
Top of Page ↑

Vyrian  

Part # Manufacturer Description Stock Price Price Range Buy
Alpha Wire Connector Accessories 5093CSL033 Part Details 4   RFQ 5093CSL033 Part Details
Top of Page ↑

Teledyne e2v Direct Manufacturer

Part # Manufacturer Description Stock Price Price Range Buy
Teledyne e2v PROM, UV ERASABLE, 8K X 8, 45 NS ACCESS TIME Lead time: 14 Weeks, 0 Days 5962-87515093C Part Details 0   RFQ 5962-87515093C Part Details

Associated Part Details

Most Popular Wires and Cables

Most Popular Part Numbers