Name: 3KP18
Brand: Littelfuse Inc.
SKU: 3KP18
Availability: InStock
Rating: 5 (87 reviews)

3KP18

Alleen ter referentie

Onderdeelnummer	3KP18
Fabrikant	Littelfuse Inc.
Omschrijving	TVS DIODE 18VWM 30.66VC AXIAL
Gegevensblad	3KP18 Gegevensblad
package	P600, Axial
ECAD
In voorraad	2.412 piece(s)
Eenheidsprijs	Request a Quote
Levertijd	Nog te bevestigen
Geschatte Leveringstijd	nov 7 - nov 12 (Kies voor snelle verzending)
Vraag een offerte aan

Betaalmethoden
Bezorgdiensten

Wij bieden 3KP18 voor een concurrerende prijs op de wereldmarkt, stuur ons dan een verzoek quotum voor de prijsstelling. Dankjewel!
Om uw RFQ te verwerken, dan kunt u 3KP18 toe met de hoeveelheid in de BOM. Heisener.com bevat GEEN registratie vereist om een offerte van 3KP18 vragen.

3KP18-specificaties

Fabrikant	Littelfuse Inc.
Categorie	Circuitbeveiliging - TVS - Diodes
package	P600, Axial
ECAD
Serie	3KP
Type	Zener
Unidirectionele kanalen	1
Bidirectionele kanalen	-
Voltage - Reverse Standoff (Typ)	18V
Voltage - Breakdown (Min)	18.95V
Spanning - Klemmen (max.) @ Ipp	30.66V
Stroom - Piekpuls (10 / 1000μs)	102.7A
Vermogen - Piekimpuls	3000W (3kW)
Power Line-bescherming	No
toepassingen	General Purpose
Capaciteit @ Frequentie	-
Bedrijfstemperatuur	-55°C ~ 175°C (TJ)
Montage type	Through Hole
Pakket / koffer	P600, Axial
Apparaatpakket leverancier	P600

3KP18 datasheet

3KP18 Packaging

3KP18 FAQ

1. How to order 3KP18 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that 3KP18 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 3KP18. All suppliers must pass our qualification reviews before they can publish their products including 3KP18 on Heisener; we pay more attention to the channels and quality of 3KP18 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 3KP18 price and inventory displayed accurate?

The price and inventory of 3KP18 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of 3KP18?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 3KP18 we delivered, we will accept the replacement or return of the 3KP18 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of 3KP18.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as 3KP18 pin diagram, 3KP18 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

3KP18 Gerelateerde Producten

0805Y0500122GCR	Knowles Syfer, CAP CER 0805, 0805 (2012 Metric), 3KP	Visie
MAL214656392E3	Vishay BC Components, CAP ALUM 3900UF 20% 25V RADIAL, Radial, Can, 3KP	Visie
SST38VF6404B-70-5I-EKE	Microchip Technology, IC FLASH 64MBIT 70NS 48TSOP, 48-TFSOP (0.724", 18.40mm Width), 3KP	Visie
AS1702	ams, IC AMP AUDIO MONO 1.8W 10-MSOP, 10-TFSOP, 10-MSOP (0.118", 3.00mm Width), 3KP	Visie
V130LA5P	Littelfuse Inc., VARISTOR 205V 2.5KA DISC 10MM, Disc 10mm, 3KP	Visie
RWR81S1540BSBSL	Vishay Dale, RES 154 OHM 1W 0.1% WW AXIAL, Axial, 3KP	Visie
CMF55680R00FHEK	Vishay Dale, RES 680 OHM 1/2W 1% AXIAL, Axial, 3KP	Visie
DW-08-19-F-S-1025	Samtec Inc., .025" BOARD SPACERS, -, 3KP	Visie
MS3106R36-9P	Amphenol Industrial Operations, CONN PLUG 31POS INLINE PIN, -, 3KP	Visie
ECB.0B.305.CLN	LEMO, CONN PNL MNT RCPT, -, 3KP	Visie
VI-JTW-EZ-F3	Vicor Corporation, CONVERTER MOD DC/DC 5.5V 25W, Half Brick, 3KP	Visie
LTC3374EFE	Linear Technology, IC REG BUCK ADJ, 38-TFSOP (0.173", 4.40mm Width) Exposed Pad, 3KP	Visie

3KP18 garanties

Service garanties

Wij garanderen 100% klanttevredenheid.

Ons ervaren verkoopteam en technische ondersteuningsteam ondersteunen onze diensten om al onze klanten tevreden te stellen.

Kwaliteitsgaranties

Wij bieden 90 dagen garantie.

Als de items die u hebt ontvangen niet in perfecte kwaliteit waren, zijn wij verantwoordelijk voor uw terugbetaling of vervanging, maar de items moeten in hun oorspronkelijke staat worden geretourneerd.

Wereldwijde toeleveringsketens - Betrouwbare en geautoriseerde bronnen voor distributeurs

Onderdeelnummer

Fabrikant

Omschrijving

Voorraad

3KP18CA-TP

D# V36:1790_06829059

Micro Commercial Components

TVS Diode Single Bi-Dir 18V 3KW 2-Pin Case R-6 T/R

3KP18A-TP

D# V36:1790_06829055

Micro Commercial Components

TVS Diode Single Uni-Dir 18V 3KW 2-Pin Case R-6 T/R

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP180CA/TR13 D# 3KP180CA/TR13	YAGEO Corporation	Transient Voltage Suppressor Bi-Directional 180V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP180CA/TR13) RoHS: Not Compliant	0
3KP18CA-AT/TR13 D# 3KP18CA-AT/TR13	YAGEO Corporation	Diode TVS Single Bi-Directional 18V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP18CA-AT/TR13) RoHS: Compliant	0
3KP18A/B D# 3KP18A/B	YAGEO Corporation	Transient Voltage Suppressor Uni-Directional 18V 3kW 2-Pin Axial Leaded Box - Boxed Product (Development Kits) (Alt: 3KP18A/B) RoHS: Not Compliant	0
3KP18CA/TR13 D# 3KP18CA/TR13	YAGEO Corporation	Transient Voltage Suppressor Bi-Directional 18V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP18CA/TR13) RoHS: Not Compliant	0
3KP18CA/B D# 3KP18CA/B	YAGEO Corporation	Transient Voltage Suppressor Bi-Directional 18V 3kW 2-Pin Axial Leaded Box - Boxed Product (Development Kits) (Alt: 3KP18CA/B) RoHS: Not Compliant	0
3KP180A/TR13 D# 3KP180A/TR13	YAGEO Corporation	Transient Voltage Suppressor Uni-Directional 180V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP180A/TR13) RoHS: Not Compliant	0
3KP180CA-AT/TR13 D# 3KP180CA-AT/TR13	YAGEO Corporation	Diode TVS Single Bi-Directional 180V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP180CA-AT/TR13) RoHS: Compliant	0
3KP180A-AT/B D# 3KP180A-AT/B	YAGEO Corporation	Diode TVS Single Uni-Directional 180V 3kW 2-Pin Axial Leaded Box - Boxed Product (Development Kits) (Alt: 3KP180A-AT/B) RoHS: Compliant	0
3KP18A-AT/B D# 3KP18A-AT/B	YAGEO Corporation	Diode TVS Single Uni-Directional 18V 3kW 2-Pin Axial Leaded Box - Boxed Product (Development Kits) (Alt: 3KP18A-AT/B) RoHS: Compliant	0
3KP180CA-AT/B D# 3KP180CA-AT/B	YAGEO Corporation	Diode TVS Single Bi-Directional 180V 3kW 2-Pin Axial Leaded Box - Boxed Product (Development Kits) (Alt: 3KP180CA-AT/B) RoHS: Compliant	0
3KP180A-AT/TR13 D# 3KP180A-AT/TR13	YAGEO Corporation	Diode TVS Single Uni-Directional 180V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP180A-AT/TR13) RoHS: Compliant	0
3KP180CA/B D# 3KP180CA/B	YAGEO Corporation	Transient Voltage Suppressor Bi-Directional 180V 3kW 2-Pin Axial Leaded Box - Boxed Product (Development Kits) (Alt: 3KP180CA/B) RoHS: Not Compliant	0
3KP18A-AT/TR13 D# 3KP18A-AT/TR13	YAGEO Corporation	Diode TVS Single Uni-Directional 18V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP18A-AT/TR13) RoHS: Compliant	0
3KP180A/B D# 3KP180A/B	YAGEO Corporation	Transient Voltage Suppressor Uni-Directional 180V 3kW 2-Pin Axial Leaded Box - Boxed Product (Development Kits) (Alt: 3KP180A/B) RoHS: Not Compliant	0
3KP18A/TR13 D# 3KP18A/TR13	YAGEO Corporation	Transient Voltage Suppressor Uni-Directional 18V 3kW 2-Pin Axial Leaded T/R - Tape and Reel (Alt: 3KP18A/TR13) RoHS: Not Compliant	0

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP180AT/B D# 3KP180A_AY_10001	PanJit Semiconductor	Diode TVS Single Uni-Dir 180V 3KW 2-Pin Case P600 Ammo (Alt: 3KP180A_AY_10001) RoHS: Compliant	0
3KP18AT/B D# 3KP18A_AY_10001	PanJit Semiconductor	Diode TVS Single Uni-Dir 18V 3KW 2-Pin Case P600 Ammo (Alt: 3KP18A_AY_10001) RoHS: Compliant	0
3KP18CAT/B D# 3KP18CA_AY_10001	PanJit Semiconductor	Diode TVS Single Bi-Dir 180V 3KW 2-Pin Case P600 Ammo (Alt: 3KP18CA_AY_10001) RoHS: Compliant	0
3KP18CAT/R D# 3KP18CA_R2_10001	PanJit Semiconductor	Diode TVS Single Bi-Dir 180V 3KW 2-Pin Case P600 T/R (Alt: 3KP18CA_R2_10001) RoHS: Compliant	0
3KP180AT/R D# 3KP180A_R2_10001	PanJit Semiconductor	Diode TVS Single Uni-Dir 180V 3KW 2-Pin Case P600 T/R (Alt: 3KP180A_R2_10001) RoHS: Compliant	0
3KP18AT/R D# 3KP18A_R2_10001	PanJit Semiconductor	Diode TVS Single Uni-Dir 18V 3KW 2-Pin Case P600 T/R (Alt: 3KP18A_R2_10001) RoHS: Compliant	0

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP180CA	Littelfuse Inc		196
3KP180A	Littelfuse Inc		190
3KP18CA	Littelfuse Inc		230
3KP18C	Littelfuse Inc		791

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP180-B	Littelfuse Inc	TVS Diode 3000W Axial Uni 10%	0
3KP180	PanJit Semiconductor	Min Qty 800	0
3KP18A-B	Littelfuse Inc	TVS Diode 3000W Axial Uni 5%	0
3KP180C-B	Littelfuse Inc	TVS Diode 3000W Axial Bi 10%	0
3KP18	PanJit Semiconductor	Min Qty 800	0
3KP18A	PanJit Semiconductor	Min Qty 800	0
3KP180A	PanJit Semiconductor	Min Qty 800	0
3KP180CA	Littelfuse Inc	Min Qty 2	196
3KP180A-B	Littelfuse Inc	TVS Diode 3000W Axial Uni 5%	0
3KP18C	Littelfuse Inc	TVS DIODE 18VWM 29.2VC AXIAL	0
3KP180CA-B	Littelfuse Inc	TVS Diode 3000W Axial Bi 5%	0
3KP18-B	Littelfuse Inc	TVS Diode 3000W Axial Uni 10%	0
3KP18CA	Littelfuse Inc	TVS DIODE 18VWM 29.2VC AXIAL	0
3KP18CA-B	Littelfuse Inc	TVS Diode 3000W Axial Bi 5%	0
3KP18C-B	Littelfuse Inc	TVS Diode 3000W Axial Bi 10%	0
3KP180C	Littelfuse Inc	Min Qty 2	196

Onderdeelnummer

Fabrikant

Omschrijving

Voorraad

3KP18A

DOWO

Unidirectional 18V 20V 29.2V 102.7A P600 TVS RoHS

177

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP180-B D# 3KP180-B-ND	Littelfuse Inc	TVS DIODE 180V 303.45V P600	0
3KP180 D# 3KP180-ND	Littelfuse Inc	TVS DIODE 180V 303.45V P600	0
3KP18A-B D# 3KP18A-B-ND	Littelfuse Inc	TVS DIODE 18V 29.2V P600	0
3KP180CA D# 3KP180CA-ND	Littelfuse Inc	TVS DIODE 180V 289V P600	0
3KP180C-B D# 3KP180C-B-ND	Littelfuse Inc	TVS DIODE 180V 303.45V P600	0
3KP180A D# 3KP180A-ND	Littelfuse Inc	TVS DIODE 180V 289V P600	0
3KP18 D# 3KP18-ND	Littelfuse Inc	TVS DIODE 18V 30.66V P600	0
3KP18A D# 3KP18A-ND	Littelfuse Inc	TVS DIODE 18V 29.2V P600	0
3KP180A-B D# 3KP180A-B-ND	Littelfuse Inc	TVS DIODE 180V 289V P600	0
3KP18-B D# 3KP18-B-ND	Littelfuse Inc	TVS DIODE 18V 30.66V P600	0
3KP18CA D# 3KP18CATR-ND	Littelfuse Inc	TVS DIODE 18V 29.2V P600	0
3KP18C D# 3KP18C-ND	Littelfuse Inc	TVS DIODE 18V 30.66V P600	0
3KP18C-B D# 3KP18C-B-ND	Littelfuse Inc	TVS DIODE 18V 30.66V P600	0
3KP180CA-B D# 3KP180CA-B-ND	Littelfuse Inc	TVS DIODE 180V 289V P600	0
3KP18CA-B D# 3KP18CA-B-ND	Littelfuse Inc	TVS DIODE 18V 29.2V P600	0
3KP180C D# 3KP180C-ND	Littelfuse Inc	TVS DIODE 180V 303.45V P600	0

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP18CA	LITTEIFUSE	In stock shipping within 2days	50525
3KP188A	LITTEIFUSE	In stock shipping within 2days	50525
3KP180CA	LITTEIFUSE	In stock shipping within 2days	50525
3KP180A	LITTEIFUSE	In stock shipping within 2days	50525
3KP18A	LITTEIFUSE	In stock shipping within 2days	50525

Onderdeelnummer

Fabrikant

Omschrijving

Voorraad

3KP18CA-TP

Micro Commercial Components

RoHS: Compliant

pbFree: Yes

3KP18A-TP

Micro Commercial Components

RoHS: Compliant

pbFree: Yes

Onderdeelnummer

Fabrikant

Omschrijving

Voorraad

3KP18A

D# C293994

DOWO

177

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP18A	Vishay Intertechnologies	OEM/CM Immediate delivery	800
3KP18CA	Vishay Intertechnologies	OEM/CM Immediate delivery	800
3KP180A	Vishay Intertechnologies	OEM/CM Immediate delivery	800
3KP180CA	Vishay Intertechnologies	OEM/CM Immediate delivery	800

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP18C	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Bidirectional, 1 Element, Silicon RoHS: Compliant	0
3KP18CATR	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Bidirectional, 1 Element, Silicon RoHS: Compliant	0
3KP180CA-HF	Comchip Technology Corporation Ltd	TVS Diode RoHS: Compliant	0
3KP18A-HF	Comchip Technology Corporation Ltd	TVS Diode RoHS: Compliant	0
3KP18CTR	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Bidirectional, 1 Element, Silicon RoHS: Compliant	0
3KP18TR	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Unidirectional, 1 Element, Silicon RoHS: Compliant	0
3KP180A-G	Comchip Technology Corporation Ltd	TVS Diode RoHS: Compliant	0
3KP18ATR	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Unidirectional, 1 Element, Silicon RoHS: Compliant	0
3KP18CA-G	Comchip Technology Corporation Ltd	TVS Diode RoHS: Compliant	0
3KP180CA-G	Comchip Technology Corporation Ltd	TVS Diode RoHS: Compliant	0
3KP18CA	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Bidirectional, 1 Element, Silicon RoHS: Compliant	0
3KP18	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Unidirectional, 1 Element, Silicon RoHS: Compliant	0
3KP180A-HF	Comchip Technology Corporation Ltd	TVS Diode RoHS: Compliant	0
3KP18A-G	Comchip Technology Corporation Ltd	TVS Diode RoHS: Compliant	0
3KP18A	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Unidirectional, 1 Element, Silicon RoHS: Compliant	0

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP18A-HF D# CC0000000000386	Comchip Technology Corporation Ltd	TVS Diode	0
3KP18CTR D# WPI000000003376	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Bidirectional, 1 Element, Silicon	0
3KP18CATR D# WPI000000003375	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Bidirectional, 1 Element, Silicon	0
3KP180CA-HF D# CC0000000000384	Comchip Technology Corporation Ltd	TVS Diode	0
3KP18TR D# WPI000000003377	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Unidirectional, 1 Element, Silicon	0
3KP180A-G D# CC0000000000381	Comchip Technology Corporation Ltd	TVS Diode	0
3KP18ATR D# WPI000000003372	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Unidirectional, 1 Element, Silicon	0
3KP18 D# WPI000000003370	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Unidirectional, 1 Element, Silicon	0
3KP18CA-G D# CC0000000000387	Comchip Technology Corporation Ltd	TVS Diode	0
3KP180A-HF D# CC0000000000382	Comchip Technology Corporation Ltd	TVS Diode	0
3KP18A-G D# CC0000000000385	Comchip Technology Corporation Ltd	TVS Diode	0
3KP180CA-G D# CC0000000000383	Comchip Technology Corporation Ltd	TVS Diode	0
3KP18CA D# WPI000000003374	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Bidirectional, 1 Element, Silicon	0
3KP18A D# WPI000000003371	World Products Inc	Trans Voltage Suppressor Diode, 3000W, 18VV(RWM), Unidirectional, 1 Element, Silicon	0
3KP18C D# WPI000000003373	World Products Inc	Trans Voltage Suppressor Diode,3000W,18VV(RWM),Bidirectional, 1 Element, Silicon	0

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP18CA-B D# NS-3KP18CA-B	Littelfuse Inc	OEM/CM ONLY	2115
3KP180-B D# NS-3KP180-B	Littelfuse Inc	OEM/CM ONLY	3256
3KP18A-B D# NS-3KP18A-B	Littelfuse Inc	OEM/CM ONLY	7937
3KP18CA D# NS-3KP18CA	Littelfuse Inc	OEM/CM ONLY	10626
3KP180C-B D# NS-3KP180C-B	Littelfuse Inc	OEM/CM ONLY	2386
3KP18-B D# NS-3KP18-B	Littelfuse Inc	OEM/CM ONLY	7279
3KP180A-B D# NS-3KP180A-B	Littelfuse Inc	OEM/CM ONLY	1912
3KP18C-B D# NS-3KP18C-B	Littelfuse Inc	OEM/CM ONLY	2441
3KP180CA-B D# NS-3KP180CA-B	Littelfuse Inc	OEM/CM ONLY	5558

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP180CA	Littelfuse Inc		156
3KP180A	Littelfuse Inc		152
3KP18CA	Littelfuse Inc		184

Onderdeelnummer

Fabrikant

Omschrijving

Voorraad

3KP18

D# 3KP18

Littelfuse Inc

Semiconductor

800

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP18C	PanJit Semiconductor	OEM/CM ONLY	807
3KP1303KP180CA	PanJit Touch Screens	OEM/CM ONLY	373
3KP18A	MDE Semiconductor Inc	OEM/CM ONLY	69
3KP18CA	PanJit Semiconductor	OEM/CM ONLY	828
3KP180CA	Littelfuse Inc	OEM/CM ONLY	212
3KP180A	Littelfuse Inc	OEM/CM ONLY	206

Onderdeelnummer	Fabrikant	Omschrijving	Voorraad
3KP18CA	Vishay Intertechnologies	IN stock Immediate delivery	795
3KP18A	Vishay Intertechnologies	IN stock Immediate delivery	795
3KP180A	Vishay Intertechnologies	IN stock Immediate delivery	795
3KP180CA	Vishay Intertechnologies	IN stock Immediate delivery	795

Quick Inquiry

3KP18

Gecertificeerde kwaliteit

Heisener's toewijding aan kwaliteit heeft onze processen voor sourcing, testen, verzending en elke stap daartussen gevormd. Deze basis ligt ten grondslag aan elk onderdeel dat we verkopen.

ISO9001:2015, ICAS, IAF, UKAS