Regulators
Distributors	Make	Model	Type	HP Ports	MP Ports	EANx Compatible	Environment Sealed	Breathing Resistance Adjustment	Venturi +/-	Comments	Guide Price £
Apeks	Apeks	US1 Type	diaphragm	1	1	convertible	no	no	no	for pony	51
Apeks	Apeks	US4 Type	diaphragm	1	4	conertible	no	no	no	for pony	60
Apeks	Apeks	DS1 Type	diaphragm	1	1	convertible	yes	no	no	for pony	78
Apeks	Apeks	DS4 Type	diaphragm	1	4	convertible	yes	no	no	for pony	86
Apeks	Apeks	Nitrox DS1 Type	diaphragm	1	1	yes	yes	no	no	for pony	103
Apeks	Apeks	UST	diaphragm	2	4	convertible	no	no	no	for pony	106
IDW	Cressi-Sub	F3	piston	1	3	no	no	no	yes	unbalanced	130
Oceanic (SW)	Oceanic	Alpha IV Sport	piston	1	4	no	opt	no	no	A-clamp or DIN	131
Apeks	Apeks	DST	diaphragm	2	4	convertible	yes	no	no	for pony	132
Aqua-Lung	Spiro	Ranger XP	piston	1	4	no	opt	no	no	A-clamp or DIN	133
Scubapro	Scubapro	Mk2 R190	piston	2	5	no	opt	no	yes	unbalanced	135
Aqua-Lung	Spiro	Ranger Buddy	piston	1	4	no	opt	no	no	longer hose	136
Simpson Lawrence	Beuchat	VS2	piston	1	1	yes	yes	yes	yes	DIN	137
Aqua-Lung	Spiro	Ranger Nitrox	piston	1	4	yes	no	no	no	up to 40% O2	143
Oceanic (SW)	Oceanic	Alpha IV Sport Nitrox	piston	1	4	no	yes	no	no	nitrox colour opt	147
Simpson Lawrence	Beuchat	VS3	piston	1	3	yes	yes	yes	yes	-	148
Seac Direct	Seac Sub	ZX1000	piston	1	4	no	no	no	yes	-	149
Swanborough	Seemann Sub	SL 20-50	diaphragm	1	3	no	no	no	yes	A-clamp or DIN	150
Swanborough	Seemann Sub	SL 12-50	piston	2	4	no	no	no	yes	A-clamp or DIN	150
Swanborough	Seemann Sub	SL 2-50	piston	2	4	no	no	no	yes	A-clamp or DIN	150
Aqua-Lung	Spiro	Ranger Oxygen	piston	1	4	yes	no	no	no	up to 100% O2	150
Sherwood	Sherwood	Brut	piston	1	4	yes	yes	no	no	unbalanced	160
Apeks	Apeks	T20	diaphragm	2	4	convertible	no	no	yes	-	160
Blandford	Mares	R2 Nikos	piston	1	4	opt	no	no	VAD	Teflon-coated lever	170
Aqua-Lung	HS Divers	Conshelf 22	diaphragm	1	4	no	no	no	no	-	180
Apeks	Apeks	Unsealed 5000 ST	diaphragm	2	4	convertible	no	no	no	side exhaust	182
Scubapro	Scubapro	Mk14 R190	diaphragm	2	5	no	opt	no	yes	Star Flow 1st stage	185
Simpson Lawrence	Beuchat	VS8	diaphragm	1	4	yes	yes	yes	yes	-	185
Oceanic (SW)	Oceanic	Alpha IV	diaphragm	2	4	no	opt	no	no	A-clamp or DIN	187
Oceanic (SW)	Oceanic	Alpha IV	piston	2	4	no	opt	no	no	A-clamp or DIN	187
Sherwood	Sherwood	Magnum	piston	2	4	yes	yes	no	yes	-	195
Blandford	Mares	MR12 Nikos	diaphragm	1	5	opt	opt	no	VAD	DFC	195
Oceanic (SW)	Oceanic	Gamma	piston	2	4	no	opt	no	no	ergonomic design	196
Simpson Lawrence	Beuchat	VS4	piston	2	4	yes	yes	yes	yes	-	199
Swanborough	Seemann Sub	SL 12-100	piston	2	4	no	no	no	yes	A-clamp or DIN	200
Aqua-Lung	HS Divers	Conshelf SE3	diaphragm	1	4	no	no	no	no	wide-bore hose	200
Aqua-Lung	Spiro	Supra XP	diaphragm	2	4	no	no	no	no	-	200
DCM	Ocean Reef	BTR94	diaphragm	2	4	no	opt	no	no	-	200
Oceanic (SW)	Oceanic	Gamma	diaphragm	2	4	no	opt	yes	no	ergonomic design	202
Apeks	Apeks	TX40	diaphragm	2	4	convertible	yes	no	yes	heat exchanger	202
DUI	Zeagle	US4	diaphragm	1	4	-	no	no	no	-	202
IDW	Cressi-Sub	FX P	piston	2	4	no	no	no	yes	flow vane	204
Oceanic (SW)	Oceanic	Delta II	piston	2	4	no	opt	no	yes	patented dynamics	208
Scubapro	Scubapro	Mk14 M50	diaphragm	2	5	no	opt	no	yes	cold water spec	209
Oceanic (SW)	Oceanic	Delta II	diaphragm	2	4	no	opt	yes	yes	patented dynamics	214
IDW	Cressi-Sub	XS1P	piston	2	4	no	no	no	yes	flow vane	215
Aqua-Lung	Spiro	Pioneer	piston	2	4	no	yes	no	no	oil-filled /sealed	216
Oceanic (SW)	Oceanic	Delta Sub-Zero	diaphragm	2	4	no	opt	yes	yes	cold water spec	219
Aqua-Lung	HS Divers	Conshelf SE3 Supreme	diaphragm	1	4	no	yes	no	no	cold water spec	220
Aqua-Lung	Spiro	Supra Nitrox	diaphragm	2	4	yes	no	no	no	up to 40% O2	220
Seac Direct	Seac Sub	ZX3000	diaphragm	2	4	no	no	no	yes	-	220
Aqua-Lung	Spiro	Supra Arctic	diaphragm	2	4	no	yes	no	no	cold water spec	222
Apeks	Apeks	Sealed 5000 ST	diaphragm	2	4	convertible	yes	no	no	side exhaust	222
DCM	Ocean Reef	TR94	diaphragm	2	4	no	opt	yes	no	-	224
Scubapro	Scubapro	Mk20 R190	piston	2	5	no	opt	no	yes	reversible 2nd stage	225
Aqua-Lung	Spiro	Nordic	piston	2	4	no	yes	no	no	cold water spec	228
Blandford	Mares	MR12 Akros	diaphragm	1	5	opt	opt	no	VAD	DFC	232
Swanborough	Seemann Sub	SL21-100	diaphragm	2	4	no	no	yes	yes	A-clamp or DIN adjust	233
Oceanic (SW)	Oceanic	Delta II Nitrox	piston	2	4	no	yes	no	yes	nitrox colour opt	233
Simpson Lawrence	Beuchat	VX10	diaphragm	2	4	yes	yes	yes	yes	-	233
Simpson Lawrence	Beuchat	VX4	piston	2	4	yes	yes	yes	yes	-	233
Apeks	Apeks	Nitrox TX40	diaphragm	2	4	yes	yes	no	yes	up to 100% O2	239
Seac Direct	Seac Sub	Nitrox ZX3000	diaphragm	2	4	yes	no	no	no	up to 100% O2	240
Oceanic (SW)	Oceanic	Omega II	piston	2	4	no	opt	no	no	Lexan 2nd stage	242
IDW	Cressi-Sub	Air MP	piston	2	4	no	no	yes	yes	compact 2nd stage	243
IDW	Cressi-Sub	Air Max DM	diaphragm	2	4	no	yes	yes	yes	compact 2nd stage	243
DUI	Zeagle	RD	diaphragm	3	4	-	no	no	no	-	243
Sherwood	Sherwood	Blizzard	piston	2	5	yes	yes	no	yes	heat exchanger	245
Sherwood	Sherwood	Oasis	piston	2	5	yes	yes	no	yes	moisture exchanger	245
Oceanic (SW)	Oceanic	Omega II	diaphragm	2	4	no	opt	yes	no	side exhaust	246
Scubapro	Scubapro	Mk20 M50	piston	2	5	no	opt	no	yes	cold water spec	249
Oceanic (SW)	Oceanic	Delta II Nitrox	diaphragm	2	4	no	yes	yes	yes	nitrox colour opt	249
Aqua-Lung	Spiro	Supra XR2	diaphragm	2	4	no	no	yes	yes	reversible 2nd stage	250
Seac Direct	Seac Sub	ZX5000	diaphragm	2	4	no	no	yes	yes	-	250
Apeks	Apeks	TX50	diaphragm	2	4	convertible	yes	yes	yes	heat exchanger	256
Aqua-Lung	Spiro	Supra S XR2	diaphragm	2	4	no	yes	yes	yes	cold water spec	260
Aqua-Lung	Spiro	Supra XR2 Nitrox	diaphragm	2	4	yes	no	yes	yes	up to 40% O2	260
Aqua-Lung	Spiro	Pioneer XR2	piston	2	4	no	yes	yes	yes	-	260
DCM	Ocean Reef	6600AL	piston	2	4	no	no	yes	yes	aspiration deflector	261
Blandford	Mares	MR16 Akros	diaphragm	2	4	opt	opt	no	VAD	DFC	264
DUI	Zeagle	DS4	diaphragm	1	4	-	yes	no	no	-	271
Blandford	Mares	MR12 Voltrex	diaphragm	1	5	opt	opt	no	VAD	DFC	280
Sherwood	Sherwood	Maximus	piston	1	5	yes	yes	yes	yes	underarm hose	280
UWI Circle	Poseidon	Triton 2000	diaphragm	2	4	yes	yes	no	servo	swivel-mounted 2nd stage	281
Apeks	Apeks	Nitrox TX50	diaphragm	2	4	yes	yes	yes	yes	up to 100% O2	294
DUI	Zeagle	50D	diaphragm	3	4	-	yes	no	no	swivel hose mount	297
DCM	Ocean Reef	Enterprise 6600 Nitrox	piston	2	4	yes	no	yes	no	up to 100% O2	298
Helios	Helios	Divator Sport	piston	1	6	yes	yes	auto	no	full-face mask	300-600
Scubapro	Scubapro	Mk20 G250	piston	2	5	no	opt	yes	yes	TIS + VIVA	300
Scubapro	Scubapro	Mk200 BA	piston	2	5	no	opt	yes	yes	-	300
UWI Circle	Poseidon	Jetstream	diaphragm	2	4	yes	yes	yes	servo	side exhaust	303
UWI Circle	Poseidon	Cyklon 5000	diaphragm	2	4	yes	yes	no	ejector	side exhaust	305
Blandford	Mares	MR16 Voltrex	diaphragm	2	4	opt	opt	no	VAD	DFC	315
Scubapro	Scubapro	Mk20 UL G250	piston	2	5	no	opt	yes	yes	light alloy	331
DCM	Ocean Reef	Ocean Edge 6600A Nitrox	piston	2	4	yes	no	yes	yes	up to 100% O2	331
Blandford	Mares	MR 22 Abyss	diaphragm	2	4	opt	opt	no	VAD	titanium opt	335
Scubapro	Scubapro	Mk20 D400	piston	2	5	no	opt	no	yes	TIS + VIVA	355
Scubapro	Scubapro	Mk20 UL D400	piston	2	5	no	opt	no	yes	light alloy 300 bar	386
Blandford	Mares	MR 22 Ruby	diaphragm	2	4	opt	opt	no	VAD	ruby poppet valve	475

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